Seats, Hardened Spring Seats for Item # 6.VSP515.   Premium hardened spring seats made of 4130 chrome moly steel and black oxide finished. This set of seats are specifically for 6.VSP515 valve springs on L98 and LT1 engines. Set of 16. O.D...

Seats, Hardened Spring Seats for Item # 6.VSP505 & 6.VSP510.   Premium hardened spring seats made of 4130 chromoly steel and black oxide finished. This set of seats are specifically for 6.VSP505 and 6.VSP510 valve springs. Set of 16. O...

Seats, Hardened Spring Seats.   Premium hardened spring seats made of 4130 chrome moly steel and black oxide finished. This set of seats are specifically for 6.VSP500 valve springs. Set of 16. O.D. 1.535" I.D. .575" Thickness .060"

Retainers, Valve Spring Retainers, Ultra Light Weight.   Ultra light weight steel retainer for 6.VSP505 and 6.VSP510 springs. These are a great alternative to expensive titanium retainers. Uses the standard 7 degree valve locks. Set of...

Retainers, Valve Spring Retainers, Titanium.   Premium Titanium retainer for 6.VSP500 valve spring. These light weight retainers are able to give you an extra 200-300rpm before valve float. These are a hi-performance retainer that require 10...

Retainers, Valve Spring Retainers, Steel.   Premium steel retainer made of 4130 chrome moly with black oxide finish for 6.VSP500 valve spring. These are a hi-performance retainer that require 10 degree super-lock valve locks. Set of 16.

Hardened Pushrods, 7.8L, SBC/LT1.   These 5/16 Pushrods are 7.8" long and are made from 4130 Chromoly with .080" wall thickness. They have meticulously formed ends with exact radii, excellent concentricity, closely controlled length, are heat...

Hardened Pushrods, 7.3L, SBC/LT1.   These 5/16 Pushrods are 7.3" long and are made from 4130 Chromoly with .080" wall thickness. They have meticulously formed ends with exact radii, excellent concentricity, closely controlled length, are heat...

Hardened Pushrods, 7.2L, SBC/LT1.   These 5/16 Pushrods are 7.2" long and are made from 4130 Chromoly with .080" wall thickness. They have meticulously formed ends with exact radii, excellent concentricity, closely controlled length, are heat...

Dual Spring Valve Springs, Set.   This is a dual coil spring with damper measuring 1.437" outside diameter and .630 ID. The seat pressure is 140lbs at an installed height of 1.750" and open pressure is 335lbs at 1.150". Max lift is .625". This...

Flat Tappet Valve Springs, Set.   Made for TPIS 276/286 and 280/280 Hyd. flat tappet camshafts, this single spring with damper has an OD of 1.250" and an ID of .880". The seat pressure is 110lbs @ 1.750" installed height ans an open pressure...

Single Hydraulic Roller Valve Springs, Set.   A single spring with damper for TPIS line of hydraulic roller camshafts. 115lbs of seat pressure @ 1.800" installed height and 325lbs at 1.200" with coil bind at 1.150". Outside diameter is 1.250"...