Valve Springs - HR Series (16) 1984-chevrolet-k20-esi8340969 365 in Long - Bushed

365 in Long - Bushed - 3/8 in Cap Screws - ARP2000 Bolt - Forged - Steel - Nissan 4-Cylinder - Set of 4

Cylinder Head - Performer RPM - Assembled - 1

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

5 in D - Driver Side Inlet - Passenger Side Outlet - Aluminum - Polished - Ford Fullsize SUV 1966-77 - Kit

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

Valve Springs - HR Series (16) 1984-chevrolet-k20-esi8340969 365 in Long - BushedValve Spring Hot Rod Series Dual Spring Damper 431 lb in Spring Rate 1. 125 in Coil Bind 1. 540 in OD Set of 16