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Rocker Arm Tech Notes The rocker arm of an internal combustion engine changes radial movement into linear movement. This kind of device is properly called a reciprocating lever. It takes the spi … Read more

Head Studs vs Head Bolts Believe it or not, there is a huge difference between using a cylinder head "stud" and a cylinder head "bolt." Factory head "bolts" will eventually stretch and pull out of … Read more

Degreeing In Your Camshaft Degreeing In Your Camshaft means synchronizing the camshaft's position with the crankshaft. A few degrees of misalignment can affect the engine's operation dramatically. I … Read more

Engine - 22 Cylinder Head Flow

Engine - EFI Pro Camshaft and Street Performer Camshaft Timing Specs Fitment: 20R/22R EFI Pro Camshaft, see Part# 1022021 20R/22R Street Performer Camshaft, see Part# 1022054 This Camshaf … Read more

Engine - LC Engineering Adjustable Cam Gear Part Numbers: 20R/22R Dual Row Adjustable Camshaft Gear, see Part# 1022003 20R/22R Single Row Adjustable Camshaft Gear, see Part# 1022006 2RZ/3RZ A … Read more