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...

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...

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...

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...

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...

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...

Camshaft, TPIS ZZx Hydraulic Roller Camshaft, 87-94 SBC/LT1 This is the largest hydraulic cam TPIS' offer for the SBC/LT engines.  This cam with its 239 degrees of duration and .558"...

Camshaft, TPIS ZZ9X Hydraulic Cam, 87-94 SBC/LT1. Designed specifically for forced induction and nitrous engines, this cam takes the intake lobe with 226 duration and .520" lift from our ZZ409 and...

Camshaft, TPIS ZZ409 Hydraulic Roller Camshaft, 87-94 SBC/LT1. This is TPIS' most popular cam for the SBC/LT engines.  It is simply awesome!  The .520" lift, 226 duration single...

Camshaft, TPIS ZZ10 Hydraulic Roller Camshaft, 87-94 SBC/LT1. This 233/240 split duration cam is a good choice for a large displacement LT or small block fitted with a MiniRam intake.  Its ...

Camshaft, TPIS Super L98 Hydraulic Roller Camshaft, SBC up to 1986. This particular cam is a great little upgrade for a TPI 305 or 350.  You can see 30-35hp and 40-50 lbs/ft on a stock aluminum...

Camshaft, TPIS 242/242i Solid Roller Camshaft, 87-92 SBC. This tight lash solid roller camshaft works great on a high rpm 350, but is ideally suited for a 383ci or larger engine.  Perfect for...