FEATURES:
Direct fit for Mitsubishi 4G63T
Ultimate Valve Spring and Retainer Kit for Drag Racing 4G63 engine
Pac Racing High Frequency Beehive
Huge 14mm to coil bind
4340 Black Nitrided Retainer for extra durability
4140 CNC machined seat
Designed for 1650+HP applications
11,000+RPM
Not for the faint hearted, on the shelf ready to break records
 
The Kelford Extreme Force Beehive Spring Set w/ Nitrided Retainers is the perfect choice for those who want to get the best performance out of their engine. Kelford springs are designed with a unique beehive shape for improved valve control and increased lift, and the titanium retainers provide extra strength and durability. This spring set is ideal for high-performance applications and can handle the extreme conditions of racing engines. With this set, you can rest assured that your engine will perform at its best.
 
SPECS:
Intake installs at 39.5mm 132 lbs. seated, 278lbs at 12mm lift
Exhaust installs at 38.5mm 142 lbs. seated, 292 lbs. at 12mm lift
Maximum lift 14.0mm
 
PART NUMBER:
KVS63-EXTREME