Engine Components

Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.CatalogUser 1

An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts. Ideal for use with higher compression ratio engines...

Xtreme Energy Hi-Lift 251/257 Hydraulic Flat Tappet Cam for Chrysler 273-360. Max effort street/bracket Race cam. Likes ported heads and single plane Intakes, 3500+ stall with 10:1 compression.CatalogUser 1

Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications...

they are designed for Ford Mustang firing order. To use on F-150, the firing order must be updated from 1-5-4-2-6-3-7-8 to the Mustang Firing order 1-3-7-2-6-5-4-8.CatalogUser 1This Part...

XFI NSR (No Springs Required) Hydraulic Roller Swinging/Finger Follower Camshafts. DOHC - Big power gains in mid to upper RPM range, especially above 4900 RPM. Requires Cam phaser limiter kit Part #5493 or optional Cam phaser lock kit #5492 for Race...

The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary...

The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary...

The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary...

The Comp Cams Ultra ARC Aluminum Series Rocker Arms increase engine power, improve valvetrain stability, and enhance oiling efficiency. Their extruded design—developed using FEA analysis—creates a stronger, stiffer rocker body without adding unnecessary...

GMC: Sierra 08 - 16 6.2 L Engine, Chevrolet: Express Cargo 17 - 17 6 L Engine, Hummer: H2 08 - 09 6.2 L Engine, Hummer: H3 10 - 10 5.3 L Engine, Chevrolet: Express 3500 10 - 19 6 L Engine, Chevrolet: Express 3500 10 - 17 4.8 L Engine, GMC: Sierra 1500 08...

The Ultra Pro Magnumâ„¢ XD Rocker Arms are engineered from durable 8650 Steel that outlasts and outperforms other inferior knock-off and import Rockers. A unique machined billet Pushrod seat insert offers exceptional durability. These new Stud mount...