LS3 416 SS Long Block

  • Sale
  • $ 11,495.00

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: Mahle Motorsports
Cam: Mast 3-Bolt Core Cam
Heads: GM LS3/L92 Heads
Valve Springs: Mast Beehive

*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 416's foundation is a honed and decked LS3 aluminum block with a 4.000” forged Callies rotating assembly with Mahle pistons that is topped off with LS3/L92 heads. ARP fasteners are used throughout and Mast hardened pushrods ride on LS7 hydraulic roller lifters.  The LS3 416 SS is the second release of a diverse line of Mast Motorsports hand built LS3 based long blocks 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.