Rocker Arm Shim Kit For Bolt On Roller Rocker Arms Includes 16 Thin And 16 Thick Shims To Nail Proper Lifter Pre Load Perfect Performance Upgrade For Your Muscle Car Build

Bolt-on rocker arm shim kit for precise lifter preload
✔️ 32-piece kit with 16 thin + 16 thick shims for precise preload

This bolt-on rocker arm shim kit includes 32 shims (16 thin and 16 thick) to dial in lifter preload when installing bolt-on roller rocker arms. It’s a handy upgrade for muscle car builds to optimize valve train performance.

✅ 32-piece kit includes 16 thin and 16 thick shims
✅ Reduces lifter preload by.030" with the thin shim,.060" with the thick shim, and.090" with both
✅ Packaging: 20.7 H x 5.1 L x 6.2 W cm; weight 0.053 kg; China origin

💡 What is a rocker arm shim kit used for in engine lifter preload tuning?

This handy tool helps dial in lifter preload for bolt-on roller rocker arms, improving valve train performance.

• Precise preload adjustment with 16 thin and 16 thick shims
• Supports selecting preload values to match cam and lifter specs
• Compact kit designed for quick setup during engine builds
• Ideal for muscle car projects needing careful lifter preload control

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