Trick Flow Beehive Single Valve Spring - 313 lb/in - 1.140 in Coil Bind - 1.055 in OD (Set of 16) Handheld Radio Moto Kits and provides superior exhaust flow

and provides superior exhaust flow over factory manifolds to let your 351 Windsor block engine breathe better

928 in Coil Bind

Lift cylinders feature a large 5” diameter base designed for use in dirt or soft pit areas

Scat has led the way

Trick Flow Beehive Single Valve Spring - 313 lb/in - 1.140 in Coil Bind - 1.055 in OD (Set of 16) Handheld Radio Moto Kits and provides superior exhaust flowProduct Description: Valve Spring Beehive Spring Single Spring 313 lb in 1. 140 in Coil Bind 1. 055 in OD Set of 16 Trick Flow built their reputation on designing and producing power boosting aluminum cylinder heads for high performance engines, and have grown to offer a full range of performance parts and bolt on kits for nearly every aspect of the engine and drivetrain.