Mast Motorsports BLACK LABEL LS7 427 SS 675HP 111-304
This LS7 engine family utilizes a Mast Motorsports engineered camshaft that is custom ground on a Mast Motorsports 3 bolt cam core. The 427 SS�s foundation is a fully machined aluminum block with a forged Callies rotating assembly with Mahle pistons that is topped off with Mast Motorsports CNC LS7 casting cylinder heads and a LS7 intake manifold. ARP fasteners are used throughout and Mast Black Label pushrods ride on GM Cadillac High RPM hydraulic roller lifters. This hand built LS7 based engine utilizes a camshaft that has a strong lope that creates great mid and high RPM power for the customer that will be aggressively racing their vehicle, but still wants great street manors for a daily driver.
Type: LS7 7.0LDisplacement: 427 Cubic InchesCompression Ratio: 11.4:1Bore x Stroke: 4.125 x 4.000Rev Limit: 7250 RPMCrank: Callies ForgedRods: Callies H-BeamPistons: Mahle MotorsportsCam: Mast Custom 3-Bolt Core CamHeads: Mast 12 degree CNC LS7 HeadsIntake: FAST LS7 IntakeValve Springs: Mast Premium Nitrided Dual Springs
Built with Volusion