LS3 416 Black Label Crate Engine - 630HP

  • Sale
  • $ 16,995.00


Mast Black Label, "Artistic Craftsmanship Holds Hands to an Allegiance of Power"

Type: LS3 6.8L
Displacement: 416 Cubic Inches
Compression Ratio: 11.2:1
Bore x Stroke: 4.070 x 4.000
Rev Limit: 7000 RPM
Crank: Callies Forged
Rods: Callies H-Beam
Pistons:  Diamond 2618 Alloy
Cam: Mast Custom 3-Bolt Core Cam
Heads: Mast Black Label LS3 Heads
Intake: LS3 Car Intake
Valve Springs: Mast Dual

*All hp numbers will be within 2% of the advertised number.  

This 416 has a Mast Motorsports engineered camshaft that is custom ground on a Mast Motorsports 3 bolt cam core.  The LS3 416 Black Label's foundation is a honed and decked LS3 aluminum block with a 4.000” forged Callies rotating assembly with Diamond 2618 Alloy pistons that is topped off with Mast Black Label LS3 heads and a GM LS3 intake manifold.  ARP fasteners are used throughout and Mast hardened pushrods ride on GMPP High RPM hydraulic roller lifters.  The LS3 416 BL is the first release of a diverse line of Mast Motorsports hand built LS3 based Turnkey Crate Engines that are designed for the Hot Rod/Muscle Car market.  This hand built LS3 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 manners for a daily driver.