Properly functioning engine valve shims are crucial for maintaining precise valve lash, directly impacting your engine's performance, fuel efficiency, and overall longevity. Selecting the correct shims ensures optimal valve timing and prevents excessive wear, which can lead to costly repairs down the line. A well-chosen set contributes significantly to a smooth-running and reliable engine.
Looking for the best Automotive Replacement Engine Valve Shims?
Discover now our comparison of the best Automotive Replacement Engine Valve Shims. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Automotive Replacement Engine Valve Shims are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Automotive Replacement Engine Valve Shims in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.
- 7. 48mm Complete shim kit. 1. 20mm-3. 50mm in 0. 05mm increments with 3 shims in each size, Perfect for all your valve maintenance needs
- For Models: 2007 - 2018 Honda CRF 150R Bike, 2007 - 2018 Honda CRF 150RB Bike, 2013 - 2018 Honda CRF 250L Bike, 2004 - 2017 Honda CRF 250R Bike, 2004 - 2017 Honda CRF 250X Bike, 1988 - 1990 Honda NX 250 Bike, 2004 - 2018 Kawasaki KX 250F Bike...
- Laser etched size on top of shim for quick easy identification
- 1-Year
- Forged from 4140 steel
- 9. 48mm Complete shim kit 1. 20-3. 50mm in . 05mm increments with 3 shims in each size, Perfect for all your valve maintenance needs
- For Models: 2004 - 2008 Arctic Cat DVX 400 ATV, 2006 - 2014 Honda TRX 450ER ATV, 2004 - 2009 Honda TRX 450R ATV, 2003 - 2006 Kawasaki KFX 400 ATV, 2008 - 2014 Kawasaki KFX 450 R ATV, 2006 - 2009 Suzuki LT-R 450 ATV, 2003 - 2013 Suzuki LTZ 400 ATV...
- Laser etched size on top of shim for quick easy identification
- 1-Year
- Forged from 4140 steel
- Conveniently available in various styles and in packs of different quantities
- Quality steel construction
- Shimming helps stop whining and/or grinding noises from the starter motor when due to improper alignment
- Dorman's Starter Motor Shims are constructed to strict engineering quality standards
- Ensure fit - Input your vehicle into the garage tool and check Confirmed Fit bar at the top of the page. If there is an “i” in a blue circle, additional verification is needed. Please hover over the "i" to verify fitment notes match your vehicle
- Diameter 7.48 Thickness 1. 20mm-3. 50mm in 0. 05mm increments with 3 shims in each size, 47 specifications 141 pieces.
- Applicable to all Japan Off-road 250F models
- High quality carburizing steel material to ensure its durability
- In order to achieve the best performance of the engine, it is necessary to check the valve regularly, adjust the necessary plug and adjust the gasket of various specifications.
- Package includes a box of valve gasket kits.
- Specs: Unit Type: Hot Cams Complete shim kit, Notes: 7.48mm Complete shim kit 1.20-3.50mm in .05mm increments with 3 shims in each size
- Replaces OEM Numbers: Western Powersports : 68-2073, Parts Unlimited: 0925-0010, Tucker Rocky : 560896, Southern : HCSHIM01, MTA: 13-8970, Automatic Distributor's : 870966
- 100% New aftermarket Complete shim kit Compatible with/Replacement for Honda, Kawasaki, Yamaha
- Verify the part fits before purchasingSpecifications:Unit Type: Hot Cams Complete shim kitNotes: 7.48mm Complete shim kit 1.20-3.50mm in .05mm increments with 3 shims in each sizeInterchanges:Western Powersports : 68-2073Parts Unlimited: 0925-0010Tucker...
- 8. 90mm Complete shim kit, 1. 72mm-2. 60mm in 0. 04mm increments with 3 shims in each size, Perfect for all your valve maintenance needs
- For Models: 2005 - 2017 KTM 250 SX-F Bike, 2006 - 2008 KTM 250 SXS-F Bike, 2007 - 2017 KTM 250 XC-F Bike, 2007 - 2016 KTM 250 XCF-W Bike, 2012 - 2017 KTM 350 EXC-F Bike, 2011 - 2017 KTM 350 SX-F Bike, 2011 - 2017 KTM 350 XC-F Bike, 2012 - 2016 KTM...
- Laser etched size on top of shim for quick easy identification
- 1-Year
- Forged from 4140 steel
- Must-Have for Your Next Engine Build or Spring Upgrade - Production tolerances in cylinder heads, valve lengths, valve springs, retainers and locks can impact the valve spring installed height from valve to valve, greatly impacting spring seat and open...
- Guaranteed Precision - COMP Cams shims are crafted from the finest shim stock steel to precise dimensions, ensuring consistent installed height adjustments from the first valve to the last.
- Race Tough - COMP Cams valve spring shims are not only made from the highest quality shim stock available, they are also heat treated to withstand the most radical camshaft profiles.
- 1.500" Outside Diameter, 0.645" Inside Diameter. Includes 16 0.015" Thick Shims, 16 0.030" Thick Shims and 16 0.060" Thick Shims.
- Recommended for use with our 916, 26056, 917, 928, 929, 924, 925, 911, 954, 936, 938, 930, 953, 999, 26094, 943, 26055, 939, 927, 919, 933, 935, 944, 26095, 26097, 932, 26089,955, 26115, 26099 and 26547 springs.
- Available Separately - 1.500" Outer Diamter spring shims are available in thickness specific sets of 16 and indivudally under part numbers 4739-16/-1 (.015"), 4745-16/-1 (.030"), 4751-16/-1 (.060").
- Made in USA
- Must-Have for Your Next Engine Build or Spring Upgrade - Production tolerances in cylinder heads, valve lengths, valve springs, retainers and locks can impact the valve spring installed height from valve to valve, greatly impacting spring seat and open...
- Precision - COMP Cams shims are crafted from the finest shim stock steel to precise dimensions, ensuring consistent installed height adjustments from the first valve to the last.
- Race Tough - COMP Cams valve spring shims are not only made from the highest quality shim stock available, they are also heat treated to withstand the most radical camshaft profiles.
- 1. 300" Outside Diameter, 0. 520" Inside Diameter. Includes 16 0. 030" Thick Shims.
- Recommended for use with ~ 1. 300" Outside Diameter or smaller like our 26915 Beehive and 7228 Conical Spring.
- DIMENSIONS: 1.25� OD / 0.812� ID
- KIT INCLUDES THE FOLLOWING: (16) 0.015" (blue tempered spring steel), (16) 0.030" (case hardened steel), (16) 0.060" (case hardened steel)
- CASE HARDENED 0.030 and 0.060 thick valve spring shims and blue tempered spring steel 0.015 valve spring shims
- MADE IN USA with high quality materials and assembly
- EASILY WITHSTANDS THE ABUSE of a high-performance engine or daily driver
- Michigan Motorsports 0.060" Valve Spring Shims for LS Heads with Stock Guides
- These shims are .060" thick with a .510" inside diameter and 1.260" outside diameter.
- Pack of 16 Shims
- Commonly used for setting installed height with dual valve spring kits.
- A 2-piece valve spring locator seat and seal setup must be used with these shims. These shims should not be used under 1-piece "tophat" style seals with the integrated spring seat.
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Last update on 2026-04-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Engine Valve Shims
Buying Guide: Automotive Replacement Engine Valve Shims
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Material and Durability
Look for shims made from high-grade, hardened steel or chrome-alloy. These materials offer superior wear resistance and can withstand the extreme temperatures and pressures within an engine. Durable materials ensure consistent valve lash over time, reducing the need for frequent adjustments and extending engine life.
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Precision and Size Accuracy
Valve shims come in precise thickness increments to achieve specific valve lash settings. It's vital to select shims with exact dimensions, as even minor discrepancies can affect valve timing and engine operation. Always verify the advertised thickness tolerance to ensure optimal performance and prevent premature wear of valve train components.
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Engine Compatibility
Engine valve shims are not universal; they are designed for specific engine types, makes, and models. Always confirm that the shims you choose are explicitly compatible with your vehicle's engine. Refer to your vehicle's service manual or consult with a trusted mechanic to ensure you select the correct type and size for your application, whether it's bucket-style or other configurations.