Jeff Smith

Video: How to Set Lifter Pre-Load on a Small Block Chevy Engine

Watch this video from Power Nation and Summit Racing, and let tech expert and OnAllCylinders contributor Jeff Smith show you how to set lifter pre-load on a small block Chevy engine. It’s as simple as remembering to abbreviations—EO and IC. EO is exhaust opening. IC is intake closing. First, Smith walks you through the manual

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Video: How to Match Camshaft and Distributor Gears

In the latest quick tech tip video from Power Nation and Summit Racing, tech expert and OnAllCylinders contributor Jeff Smith will help you properly match your camshaft gear to your distributor gear to avoid excessive wear and broken parts. Generally: Cast iron flat tappet cams = Cast iron distributor gear Steel roller tappet cams =

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Ask Away! with Jeff Smith: How to Decode a COMP Cams Camshaft

I purchased a used hydraulic roller camshaft from a friend that was originally used in an LS1 engine. My buddy says it’s a mild cam that’s bigger than a stock LS6 version, but he didn’t have any more information. The end of the cam is stamped 3709/3711 HR 114 followed by CC and 7661-11. Can

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