Brian Tooley Racing Dual Valve Spring Kit - 380 lb. - 1.070 in Coil Bind - 1.300 in OD - Locks / Titanium Retainers / Viton® Seals / Seats - GM LS-Series Caster / Camber Bolt tube design provides excellent exhaust

tube design provides excellent exhaust flow to let your Chrysler 361-440 (wedge-style) engine breathe deep to produce maximum horsepower and torque

Straight shot oil holes

The HVC Coil is designed exclusively for the HVC Professional Racing Ignition Control

356 lb/in Spring Rate

Brian Tooley Racing Dual Valve Spring Kit - 380 lb. - 1.070 in Coil Bind - 1.300 in OD - Locks / Titanium Retainers / Viton® Seals / Seats - GM LS-Series Caster / Camber Bolt tube design provides excellent exhaustProduct Description: Valve Spring Kit Dual Spring 380 lb in Spring Rate 1. 070 in Coil Bind 1. 300 in OD Locks Titanium Retainers Viton Seals Seats GM LS Series Brian Tooley Racing (BTR) started as a small operation fueled by Brian Tooley's passion for engine performance and innovation. In the early 1990s, Tooley began his journey in the performance industry by working on cylinder heads and founding Total Engine Airflow (TEA). Eventually, he shifted