Valve Springs - HR Series (16) 1984-chevrolet-k20-esi8340969 Additional and significant performance improvements

Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet aluminum pulley kits for maximum horsepower gains

Oil Galley Plug - O-Ring - Press-In - Aluminum - Natural - GM GenV LT-Series - Each

Helmet - RZ-63S - Full Face - Snell SA2025 - Head and Neck Support Ready - Flat Black - X-Large - Each

Cylinder Head - Performer RPM - Assembled - 1

5 in Radius - 6 x 12 in Legs - 16 Gauge - Steel - Each

Valve Springs - HR Series (16) 1984-chevrolet-k20-esi8340969 Additional and significant performance improvementsValve Spring Hot Rod Series Dual Spring Damper 431 lb in Spring Rate 1. 125 in Coil Bind 1. 540 in OD Set of 16