Brian Tooley Racing Dual Valve Spring Kit - 380 lb. - 1.070 in Coil Bind - 1.300 in OD - GM LS-Series 1980-16 It features battery terminal connectors

It features battery terminal connectors

Light Work

12 mm Hex Head

Orange Chevrolet Bowtie Emblem Valve Cover Hold-Down Clamps

A specially designed return spring arm attaches to the carb for simplified installation and smooth operation

Brian Tooley Racing Dual Valve Spring Kit - 380 lb. - 1.070 in Coil Bind - 1.300 in OD - GM LS-Series 1980-16 It features battery terminal connectorsProduct Description: Valve Spring Kit Dual Spring 380 lb in Spring Rate 1. 070 in Coil Bind 1. 300 in OD Locks Steel 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 to