Chevy SBC 350 Flat Guide Plates (5/16" Pushrod - 7/16" Stud Hole - 2 Piece Adj) Silicon aluminum is the choice

Silicon aluminum is the choice for many of today's engine manufacturers because of its high fatigue strength and superior temperature threshold

mechanisms

Experience unparalleled performance and power with Speedmasters 6-71 Complete Supercharger Kitengineered for maximum horsepower and durability

Try using Speedmaster steel crankshaft pulleys to increase horsepower and reduce accessory drag

These Speedmaster alternator brackets are constructed from billet aluminum for durability and can be used with several different alternators

Chevy SBC 350 Flat Guide Plates (5/16" Pushrod - 7/16" Stud Hole - 2 Piece Adj) Silicon aluminum is the choiceYou need guideplates to keep your pushrods from deflecting under high rpm conditions. That's just what our Speedmaster guideplate sets do, they are made from 5140 Chromoly steel, nitrided and black oxide coated for corrosion and wear resistance.