High-Accuracy .012 Inch Clone Valve Spring Shim for Superior Valve Control

Struggling with inconsistent valve action in your kart's Clone engine? This .012" shim addresses that by providing precise adjustments to spring preload, promoting even compression and explosive power delivery.

Key advantages include:

• Improved fuel efficiency through better valve synchronization
• Longer spring life under racing stresses
• Ideal for setups targeting 8,000+ RPM

SKU JF168-1246-12 is a must-have for mechanics fine-tuning for victory. Its durable construction withstands the heat of competition, helping you organize your pit tools while pushing for podium finishes.