For Chevrolet Sbc 327 350 400 Valve Springs Kit .550" W/ Steel Retainers Locks Shifters Rear Rotor Size: 291

Rear Rotor Size: 291

Interchange Part Number: 6 on 5

+ 1 GUIDE (FIXED RAIL-LEFT)

Use the best sealing material

For Chevrolet Sbc 327 350 400 Valve Springs Kit .550" W/ Steel Retainers Locks Shifters Rear Rotor Size: 291100% Brand New,never been use Valve Spring Specs: Max Lift: . 550" Type: Single W Damper Valve Material: Chrome Silicon Spring Diameter: 1. 250" Installed Height: 110# @ 1. 700" Open Load: 285# @ 1. 210" Retainer Specs: Lock Angle: 7 degree Material: 4140 chrome moly steel Notes: heat treated; black oxide finish Lock Specs: Groove: Single; square Notes: heat treated Professional Installation is Highly Recommended (No Instruction Included). Package