Valve Shims

Affordable, reliable and built to last, Toyota part # 1375374010 SHIM, VALVE ADJUSTING stands out as the smart option. RESET all measurements to zero Reset eg. Supposedly the ones with chamfers have a tendency to walk out of place and hold the valve open. Ships from Toyota Parts Overstock. 902246 Valve Spring Shim Steel. Several shims can be stacked to get to the correct height if needed. When reshimming the 2ZZ engine you must follow the procedure in the SERVICE MANUAL to figure out which shims you need. The shim you have taken out has the dip (facing the top of the valve stem) you take it out and turn it over and voila the gap is correct. Once you know this you can order the shims you need by number. Looking for Audi Lifter Shims? Trust the number 1 brand in the industry, Ferrea. Get the shims and any other parts you need if you don’t have them already 31. We recommend using the Ipd valve adjustment shim kit and the special ‘J’ wrench and valve shims as well as an instructional guide on how to adjust the valve lash. K&L shims exceed the maximum of the Apparent Rockwell Hardness “C” scale. > On the subject of obtaining valve shims, it is also possible to have > existing shims modified at a machine shop with a machine called a > surface grinder. , for driving into crevices, as between machine parts to compensate for wear, or beneath bedplates, large stones, etc. Hell, it would save them money due to not having to stock unnecessary inventory they may never sell. After all shims have been measured and recorded on the sheet, do the math loo king at the difference between recorded valve clearances and the desired clearance. 7 L Allows for the adjustment of common rail fuel pressure relief valves. 15mm clearance for intake valves,. RESET all measurements to zero Reset eg. If it is out of specs, replace the shim with a 0. 20 to your wish list. The included shims replace the stock base shims to obtain the correct installed height (36MM). com® order is track-able, meaning you'll know exactly where your Valve Shim (4. It turned out that the shim had been pushed on to the top of the valve on its edge and drove the valve into the crown of the piston. Looking for instructions or the latest shim templates? 75200 Blue EZ Shim. You’re looking to make up a small gap caused by wear, so you want one of the thinner shims. These are machined to fit on top of the lip of a Knucklehead valve guide and inside the recess of the Knuckle lower spring collar. ive looked everywhere and no - RTO 200cc Full Size Four Wheeler question. 425 results for yamaha r1 valve shim Save yamaha r1 valve shim to get e-mail alerts and updates on your eBay Feed. However,be carefull,the used shims can have a "pit" in the middle on the side where the valve stem pushes. With my method you'll never buy shims-----and you will be able to get the clearance to exactly what you want -----instead of just close using manufactured replacement shims. You won't find these at your local auto machine shop!. Web-based, no Excel required. K&L shims exceed the maximum of the Apparent Rockwell Hardness "C" scale. just what happens sometimes with valve float or uncontrolled spring motion. Boker's provides an extensive offering of shims, in a variety of sizes and materials to meet diverse industry needs. They are asking. You may need to depress the valve spring slightly to allow. No more sloppy automotive adaptations with these babies. This genuine BMW valve shim kit includes a 23 different size shims ranging from 1. Includes FCP's Lifetime Warranty & Unlimited 365 Day Returns. Shop for Engine, like Hot Cams Valve Shim Kit at Rocky Mountain ATV/MC. 015" fiber shims and two. Toyota OEM valve shim/bucket/lifter for 1ZZ-FE. ,LTD is best Common Rail Nozzle, Common Rail Injector Valve and Injector Shims supplier, we has good quality products & service from China. 0071 - spec min is 0. Yes it's a 2008 Sx4 Sport 5-speed. At AccuTrex we can create shims in a variety of materials to suit your specific requirements. Custom Valving and Midvalves are included in all our Cartridge Kit Assemblies. It just takes time and you need to write down all your clearances and shims #s on a chart or grid paper. Valve collets are not a common part for resale, but are available to order if you have the requirement. If the pressure is inadequate then shim as necessary to achieve the desired pressure insuring that the "MIH" is not exceeded. CLICK HERE TO GO TO APE'S CYLINDER HEAD CENTER FOR A COMPLETE LIST OF SERVICES. 50 each for them how f**kin much, last time I did them he did an exchange service & only charged 2 quid each. eEuroparts. - Valve Seals & Spring Shims Browse Valve Seals & Spring Shims Products Sort Best Match Lowest Price Highest Price Best Rating Most Reviews List A-Z List Z-A Newest Oldest. Remove the valve cap (2). I'm starting to do my first valve lash check. Say Yamaha and Honda and so forth. Looking for a good place on the web to buy them at a good price. A must when doing valve jobs, installing big valves, or working with cams that have reduced base circles. Disclaimer: This product is intended for closed-course racing only and the parts contained in this kit are not for aircraft use. A wide variety of valve shims options are available to you, such as free samples. Shop for Engine, like Pro X Valve Shim at Rocky Mountain ATV/MC. Valve Adjustment DOHC 2. Possibly this was their twin-cam, which, IIRC, was used in the Europa. Since, on an Alfa, the shims are the primary method of valve adjustment, they come in a range of thicknesses. Custom Shim Kits or quantity discounts available upon request, call for quote. Redesigned and Optimized Desmo Valve Shim Kits We have completely redesigned all shim kits (except the 2V-8mm kit) to better meet the needs of our customers. Both exhausts have the same spec and both the intakes have the same spec so the video only shows one side being done. So I ordered some from Brickwerks With postage for 3 shims it worked out at £4 a shim, still quite expensive but cheaper than fiat and delivered to the door. 1JZ/2JZ Valve Lash Shim. Through time, however, the constant movement of the valves, especially in high-powered systems, may change its clearance height and cause a malfunction in the engine. Part of a major tuneup should include at least a check of your valve clearance. Valve Spring Shims in-stock with same-day shipping. Founded in 1945, Goodson has been providing the finest quality tools, supplies and technical information to the automotive aftermarket ever since. To restore the proper spring tension, one must replace the lost material by installing a Valve Spring Booster Shim under the spring. Once the correct shim amount is selected, everything should be assembled again so the height should be verified. You're looking to make up a small gap caused by wear, so you want one of the thinner shims. This genuine BMW valve shim kit includes a 23 different size shims ranging from 1. 025mm increments. Equip cars, trucks & SUVs with Valve Spring Shim from AutoZone. If you're unsure of the size you need, we also offer a complete 29mm valve shim kit, which contains two shims of each size. Outside Diameter,. With my method you'll never buy shims-----and you will be able to get the clearance to exactly what you want -----instead of just close using manufactured replacement shims. Disclaimer: Clutchco International is an independent manufacturer of replacement parts. Install the new shim(s) into the correct location. I've been trying to find the shim diameters in case I need to source non Triumph shim options. If your engine has round valve inspection covers it's the later type. It will not fit my 1993 Toyota Corolla and so I could not use it to take my valve shims out. Buy Engine Valve Spring Shim Free NORTON SHOPPING GUARANTEE Norton SECURED Lifetime Warranty Easy Return Amazing Low Price Fast Shipping. All shims are case hardened, the worst I witnessed where the shims had been machined by an engineering shop was the valve stem wearing it's way into the shim resulting in a dropped valve and wrecking the engine. Available from 1. For performing a Valve Shim Change once you have ascertained they ARE out of spec refer The Valve SHIM CHANGE FAQThis is a simple job you can do yourself and save some money doing it. Valve Adjustment Shims. Whatever valve clearance you desire is deducted from the total clearance and the balance is the shim thickness you need to fit in. There is a valve stack on both sides of the damper piston. Get your bike ready for your next on-road or off-road adventure with our assortment of signal lights, pegs, tank protectors and other R1200GS accessories. com offers 763 valve shim products. Free Valve Shim Chart Download. Different thickness shims are used to give the required gap. Find many great new & used options and get the best deals for Hot Cams - HCSHIM02 - 9. The closing shim gets a littel bit beat up with the stock collets and gets mushroomed. valve tappet shim kit This tool is now available to Suzuki Service and Parts Providers through your normal parts order system. Precise tolerances are required for any engine rebuild, and the desired valve lash in your Jaguar XJ6 engine can be accurately set by a good set of valve adjustment shims. a small object or piece of material used between two parts of something to make them fit together, or to prevent them rubbing against each other: 2. It turned out that the shim had been pushed on to the top of the valve on its edge and drove the valve into the crown of the piston. The shims should be marked to indicate their thickness. Genuine TOYOTA Part - 1375374190. Using T&E tool No. Different thickness shims are used to give the required gap. Valve shim kits are heat treated for long life, precision ground to exact sizes, and manufactured to OEM specifications with optimum materials. We also offer the Yamaha FJ / XJ series valve adjusting tool in the equipment / tools category of our eBay. The shims are sold individually or in kits of 16 or 100. Like the timing belt, the clearance between the engine valves and the shim and bucket valve actuators does not require inspection and/or adjustment until 105,000 miles have elapsed. 55mm Thickness, 7. 5 - 2006 Chevy GMC 6. 7L * Note: LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES THAT MAY NEVER BE USED, OR REGISTERED OR LICENSE. 48mm OD shims in each size from 1. 48mm Complete Valve Shim キット - 47 サイズ, メーカー: Wiseco, VALVE SHIM キット - 7. This is the same link in my signature. Choose top quality brands CRP. 004 inch =. Each design is a drop-in application and requires no piston or head modifications, and will work with stock springs and valve-train unless noted. Whenever a cam-lobe exists within a vehicle, it controls the valve directly. No one that I spoke to at the time had ever heard of it. Resulting sound is less dark than method #1. You will be surprised to view how convenient this system can be, and you'll feel good if you know this Valve Spring Shim Kit is among the best selling item on today. All KPMI® valve guides, standard valves, and spring kits are intended for use as OEM replacement parts, exceeding OEM specifications in terms of durability and expected cyclical life. You can unsubscribe at any time. Engines with hydraulic lifters do not require valve shims. Once you know this you can order the shims you need by number. 05mm increments to adjust the valve clearance on the factory shim-over-bucket setup. Valve shims products are most popular in Domestic Market, Southeast Asia, and Mid East. Toyota Parts Deal is your prime online source with the biggest and best selection of genuine Toyota parts and accessories at giant discounted prices. Mid-speed damping is controlled by the combined force of the base and mid-valve. In this motorcycle tutorial you will learn how to calculate the manual valve shim size. 0 compared to the 46. Be sure to re-install the new shims number side. Alfa Romeo valve shims come in sizes from 1. Using a feeler gauge, you need that much gap between the shim and cam lobe when cold (room temperature). Some shims have the thickness stamped on them if not u will need to measure them. 6L Duramax LLY/LBZ/LMM. He ground down a screwdriver allowing a way to depress the valve and slide the shim out, using some modified forceps. BMW recommend the Valve Clearances are checked every 10,000km or about 6000 miles. Hedman Hedders & Trans-Dapt Performance Products are two of the hot rod industries original manufacturers, dating way back to 1954. Shim, adjusting. More shims, thicker shims, smaller diameter shims create more resistance, while less shims, thinner shims, larger diameter shims create less resistance. Currency - All prices are in AUD Currency - All prices are in AUD. Buying Request Hub makes it simple, with just a few steps: post a Buying Request and when it’s approved, suppliers on our site can quote. So long as you keep everything clean, there’s very little that can go wrong. 5-2010 GM 6. The 4V motors have different diameter (smaller) valves than the 2V motors. Note that the shims you removed were placed with the size numbers facing down, this is so the cam doesn't wear them off. I used shims I had from my CBR. B3200HSDWO (Hydrostatic Transmission, 4wd / Rops / Without loader valve) - U75100 LOADER VALVE [COMPONENT PARTS] [OPTION] B7400HSD (Hydrostatic Transmission, 4wd) - J41001 CONTROL VALVE [COMPONENT PARTS]. Browse Valve Spring Shims. 060" Heat treated Hardened Steel, Flat Black Finish For High Performance racing applications Fits 602 & 603 GM crate engines Sixteen per set. 005 valve lash, I'm ok. This is not a complete list of all models that use that shim diameter. Valve Spring Tech. Shims of all sizes, thicknesses, and surface finishes can be precisely manufactured to your specifications for a variety of applications. If this happens, you should get the right valve adjust shim and ensure proper valve clearance every time. So when you measure them with a calliper, make sure you measure it good. One thing I have noticed is a pretty annoying noise from the car's valve lash. I need three 25mm shims to adjust the valve clearances on my XT350. Individual 9 mm valve adjustment shims. The lifter is the part that wares against the camshaft, very similar to how valve shims wear against cam shafts. The shim sits on top of the valve but has no bucket over top like big bikes and cars. Hot Cams Valve Shim Kit-Hot Cams Valve Shim KitComes in. Measure the shim thickness and use the recorded valve clearance to determine the correct replacement shim. ive looked everywhere and no - RTO 200cc Full Size Four Wheeler question. Valve shim – 9mm valve stem version. Step 6 This may seem really easy lift the closing shim off the valve. It makes for a very compact, neat arrangement with the camshaft usually sat right above the valve. Jaguar Cars Limited is the owner of all JAGUAR, JAG, and model name trademarks. However, when it comes time to change things it can get expensive. Valve spring pocket clearance is the gap between the inside diameter of the valve spring pocket (or cup, if used) and the outside diameter of the valve spring. also kawasaki has 29mm dia. Calculates shims for 1 to 4 cylinder engines including Triumph, Honda, Yamaha, Kawasaki, Suzuki and more. Three shims of each size. King racing shocks and sway-a-way shocks are also high quality shock and are also ajustable. Shim, adjusting; t=3. Hello All, Im just finishing up a head-gasket job on the 4runner and it seems the machine shop didnt adjust the valve clearances when the did the heads. These Hastings valve spring shims are designed for use with our single valve springs (). 01mm? Also is it ok to use shims not made from Toyota?. These shims come in. The 4V motors have different diameter (smaller) valves than the 2V motors. Verify math for valve shim I am not a stupid man but this is the first time I am having to adjust the valves on my bike. Models listed below are confirmed to use the shim sizes as listed. 0 compared to the 46. It turned out that the shim had been pushed on to the top of the valve on its edge and drove the valve into the crown of the piston. Remove the valve cap (2). When compared to the expensive dealer prices and waiting for the dealer to order what you need, at less than 85 cents each the Hotcams Valve Shim Kit is a no brainer. com® also displays your Expected Ship Date and transit time in your Cart, making our entire shipping process simple and transparent. 48mm Valve Shims Kit for CRF150 R 2007-2018/CRF250 R CRF 250X 2004-2017/1. King racing shocks and sway-a-way shocks are also high quality shock and are also ajustable. 90mm) is at every step of the shipping process. Precise tolerances are required for any engine rebuild, and the desired valve lash in your Jaguar XJ6 engine can be accurately set by a good set of valve adjustment shims. Ships from Toyota Parts Direct, London ON. You can add valve adjustment shims of varying thicknesses under the bucket that sits on top of the valve stem; changing the valve lash slightly. One of the biggest setbacks to making a high rpm 4A-GE 16 valve is the fact that the 16 Valve 4A-GE's valve lifter's design being that of the outer-shim design. 8 S: Looks like my noisy top end may be caused by a few valves being out of clearance. All stainless steel valves. Several shims can be stacked to get to the correct height if needed. Hot Cams shim kits enable you to precisely shim the valve train of your modified Yamaha or Kawasaki 4-stroke engine. Whenever a cam-lobe exists within a vehicle, it controls the valve directly. Z1enterprises. At Dennis Kirk, you will find the best selection of Motorcycle Valve Shims. Redesigned and Optimized Desmo Valve Shim Kits We have completely redesigned all shim kits (except the 2V-8mm kit) to better meet the needs of our customers. Any you guys use the anti-dive fork shim with screws from wing stuff I know there is other ways the nickle thing But this looks like it more. Agree x 1; May 5, 2017 #15. Part # Description Sug. Valve Spring Shims in-stock with same-day shipping. The lifter is the part that wares against the camshaft, very similar to how valve shims wear against cam shafts. Browse Valve Spring Shims. In the end, you have to make sure that the chosen combination valve and shim (new or reused) give you the right clearance. Only remove the shims from the valves you are going to change, but you will have to remove the opener shim on any valve you are going to change the closer shim on. 04mm increments. We have the best prices on dirt bike, atv and motorcycle parts, apparel and accessories and offer excellent customer service. You can move shims around to minimize the number of shims needed as they are not that cheap. To restore the proper spring tension, one must replace the lost material by installing a Valve Spring Booster Shim under the spring. In this motorcycle tutorial you will learn how to calculate the manual valve shim size. Please choose the size shim, you require, then select the quantity and add the shims to your car. You can add valve adjustment shims of varying thicknesses under the bucket that sits on top of the valve stem; changing the valve lash slightly. Valve Shims for Adjusting Valves or Tappets. Kits include three 9. If you have a print, a rough diagram or an old shim, we can produce the shim for your application. Dimensions 1. Valve Shims for Adjusting Valves or Tappets. 902246 Valve Spring Shim Steel. 48 shims are what majority of 450 bikes use but not the 449/511 inspired engines. ,LTD is best Common Rail Nozzle, Common Rail Injector Valve and Injector Shims supplier, we has good quality products & service from China. Valve Adjustment DOHC 2. These kits are expertly manufactured to O. Please select required shims from list below. This shim remover tool will not fit some twin cam Toyota motors. No more sloppy automotive adaptations with these babies. ;) I recently did a valve adjustment on my 78 Suzuki GS750 and feel confident. Motorcycle & Scooter Valve Shims are used when adjusting camshaft valve clearance. They are also an excellent value at only $. Re: Valve shims - To check clearance you rotate the cam till the lobe is pointing toward 1 o'clock on the exhaust cam, 11 o'clock on the intake cam (this from the perspective of the passenger side of the car) and slide the feeler gauge between the lobe and the bucket. 48mm OD valve shims of each size from 1. Valve Float is a condition where the valves are opening and closing at such a high rate that the valve springs fail to fully close the valves for the cylinder, a. This mod is used to recover and/or increase the set pressure. Put the valve spring WITH the valve spring retainer in the valve spring checker and pull the lever to the calibration point and read the pressure. 05mm increments/each thickness 1 piece,1 set Feeler Gauge. Available in shop kits and individual sizes. The 84 shim assortment is not an OEM Weber component, but it will give you all sizes necessary for maintenance & rebuilding. Sold in packs of 25. When compared to the expensive dealer prices and waiting for the dealer to order what you need, at less than 85 cents each the Hotcams Valve Shim Kit is a no brainer. Several shims can be stacked to get to the correct height if needed. A = new shim thickness B = measured valve clearance C = specified valve clearance D = old shim thickness Shim thicknesses come in 0. No one that I spoke to at the time had ever heard of it. 10 shims one. Unless you plan to do the required valve adjustment yourself, you can completely ignore the fact that you don't know what shims are. Stock springs can coil bind when used with high lift performance cams. But if I need to target. These precision spacers and shims can be made from various materials including Aluminum Nitride, Alumina, Fused Silica, Fused Quartz, Soda Lime Glass and Borosilicate glass. TeamZilla illustration. Run Sign ups. Also the inlet shims are a half moon type so completely different again. 48mm OD shims in each size from 1. Hedman Hedders & Trans-Dapt Performance Products are two of the hot rod industries original manufacturers, dating way back to 1954. 8 S: Looks like my noisy top end may be caused by a few valves being out of clearance. > On the subject of obtaining valve shims, it is also possible to have > existing shims modified at a machine shop with a machine called a > surface grinder. The 4V motors have different diameter (smaller) valves than the 2V motors. 004 inch =. When reshimming the 1ZZ engine you must follow the procedure in the service manual to figure out which shims you need. See 4AG 20Valve Engine Repair Manual pages EM-4, 5, 22 & 36. They are. Valve Adjustment Shim 9 mm. The non-metallic, tapered handle 12 and non-metallic head 14 are preferably manufactured as a one-piece molding. The shim should go under the spring seat so the spring does not dig into the shims. Contact Us For Spare Parts. Available in shop kits and individual sizes. 04mm increments. There is a valve stack on both sides of the damper piston. 025mm increments. - Valve included angle (angle between the inlet and exhaust valves) - 45° - Minimum valve spring seat pressure to allow for 7,700rpm - 35lbs, or 16kgs - Inlet valve diameter - 29. to be used under valve spring cups. Calculate the thickness of a new shim so that the valve clearance comes within the specified value. Valve shims products are most popular in Domestic Market, Southeast Asia, and Mid East. Spring Shims, Valve Spring Shim, 303HP, Comp Cams, Spring Shim Kit, Diameter, VSI, Cup Style Shims, Thick, O. One thing I have noticed is a pretty annoying noise from the car's valve lash. to/2MQm5lM. Ducati spares & parts for European motorcycles specializing in Ducati bevel drive parts for sale & modern Ducati parts for sale. 902246 Valve Spring Shim Steel. Fits Impreza, Legacy, WRX. DIY Valve Clearance Shims Adjustment for 4A-GE 20v. Usually not all valve would be out of specs so you need only to adjust those. Fits 302 and 351 pedestal style cylinder heads like Ford Performance M-6049-X306 and M-6049-X307; Use with bolt-on roller rocker arms M-6564-A50, M-6564-B351, and -C351, to obtain correct lifter pre-load. Okay, first-come first serve. The amount of shim flex is determined by the shim's size and tention, much like a normal reed valve. Enduro setups use softer mid-valve shim stacks and larger values of stack float to allow the suspension to absorb bumps rather then jump over them. In this motorcycle tutorial you will learn how to calculate the manual valve shim size. The shim sits on top of the valve but has no bucket over top like big bikes and cars. A = new shim thickness B = measured valve clearance C = specified valve clearance D = old shim thickness Shim thicknesses come in 0. to place an order call 661-256-7309 or order this item online. Drive like a pro with AccuTune. I am a graduate student on a budget, and I cannot afford to pay someone to replace the shims, but I do not want to pay full price for the tool either. Hotcams Valve Shim Kits for KTM, Husaberg, Husqvarna. This mod is used to recover and/or increase the set pressure. [A] Replacement shim thickness (The shim size you need to re-install to get the correct valve clearance) [B} Measured valve clearance (The measurement you got in Part 1 with your feeler gauges) [C] Recommended valve clearance (What your clearance is supposed to be) [D] Current shim thickness (The shim you just removed from motor) A=(. 6L Duramax LLY/LBZ/LMM. For the 16V 4A-GE (1985-1991) BY TAKA8 of www. Ships from Toyota Parts Direct, London ON. VW valve shims. This allows for much higher rpm and for the use of more aggressive cams. We do offer new Fuel Pressure Relief Valves at stock set pressure or shimmed for increased set pressure. 025mm increments. You may need to depress the valve spring slightly to allow. order this item online. It will not fit the earlier engines, up to about 2003 with 8mm valve stems. Kits include three 9. Hotcams Valve Shim Kits for KTM, Husaberg, Husqvarna. Founded in 1945, Goodson has been providing the finest quality tools, supplies and technical information to the automotive aftermarket ever since. 010" Product Description. Shim type adjusters are supposed to extend the valve check intervals. Some people have figured out ways to shave the shims thinner, I myself tend to ground the valve tip down a bit with engine apart for work if I know a few are getting too high, and the tappet has a little bump on it that can be modded too. Easy to use parts catalog. Models listed below are confirmed to use the shim sizes as listed. Genuine TOYOTA Part - 1375374190. The kits contain three 9. Resulting sound is less dark than method #1. I want to be prepared incase I need to change out the shims, but I noticed the official tool is quite expensive ~$60-80. 🤗 Welcome to Vegas RoManiac Channel 🤔 U Ever wondered what I use when I ride or fix my bike !? 🤨 😍 I ride on this Knobby REAR TIRE - https://amzn. a small object or piece of material used between two parts of something to make them fit together, or to prevent them rubbing against each other: 2. Your favorite place to get discount aftermarket and OEM motorcycle valve shims and other valve train parts is Partzilla. 50 Call to order. I guess this would explain why it happened. 7 L Allows for the adjustment of common rail fuel pressure relief valves. com offers 763 valve shim products. Be sure to re-install the new shims number side. 5 liter twin cam engines employed non-hydraulic valve actuation. The shims go under the valve spring. 063 inch rad x. Shim kits are not returnable. One of the things I didn't have was a shim size-P/N reference so I include it here for your benefit. To replace shims you can use a special tool. If it is out of specs, replace the shim with a 0. 48mm Complete Valve Shim キット - 47 サイズ, メーカー: Wiseco, VALVE SHIM キット - 7. Boker's provides an extensive offering of shims, in a variety of sizes and materials to meet diverse industry needs. Dimensions 1. Three shims of each size. 50mmComes with 3 shims per size**Use with (2013+) Polaris tappets with welded in shim will require conversion to shim under bucket**. Once the correct shim amount is selected, everything should be assembled again so the height should be verified. I have been looking through the service manual and it doesn't seem too hard to replace the shims other than the required special tool. Product Description. Since, on an Alfa, the shims are the primary method of valve adjustment, they come in a range of thicknesses. If you already have sockets, a valve job really isn't that difficult especially on a ZZR600 where you have plenty of space between the cams and the frame/radiator for measuring clearances. CLICK HERE TO GO TO APE'S CYLINDER HEAD CENTER FOR A COMPLETE LIST OF SERVICES. 05mm increments to adjust the valve clearance on the factory shim-over-bucket setup. A blast of air, a very strong magnet, small pry instrument etc. Don't use shims with holes in them if such a even thing exists. Flow Bench Valve Wrenches Each $3. So I ordered some from Brickwerks With postage for 3 shims it worked out at £4 a shim, still quite expensive but cheaper than fiat and delivered to the door. Factory Toyota parts.