Ducky Fuel Injection 4K Governor Spring Kit & Valve Spring Bundle

High-Performance Upgrade for P7100 Injection Pumps

Ducky Fuel Injection 4K Governor Spring & Valve Spring Bundle is a comprehensive performance upgrade designed for diesel engines with P7100 injection pumps. This bundle allows the engine to achieve higher RPMs while ensuring valve stability, making it ideal for performance, towing, and heavy-duty applications.

Built for reliability, this bundle improves throttle response, increases power output, and ensures smooth engine operation across the RPM range. The combination of governor springs and valve springs enhances engine performance under demanding conditions, making it an essential upgrade for diesel enthusiasts.