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MTM111-122 - Mast Motorsports Turn-Key L99 SS 6.2L Crate Engine - 595 HP With VVT Camshaft, With M-90 ECM and Harness

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Availability: Hand Assembled at time of order, 2-3 weeks for delivery.
Shipping: FREE 48 State Truck Freight Shipping (International shipping will require freight quote)


This L99 has a Mast Motorsports engineered VVT camshaft that is custom ground on a Mast Motorsports VVT cam core. The 416 SS foundation is a honed and decked L99 aluminum block with a 4.000” forged Callies rotating assembly with Mahle pistons that is topped off with LS3/L92 heads and a LS3 intake manifold. ARP fasteners are used throughout and Manley pushrods ride on LS3 hydraulic roller lifters. The L99 416 is the first release of a diverse line of Mast Motorsports hand built Camaro L99 based Turnkey Crate Engines that are designed for the Hot Rod/Muscle Car market. The L99 416 SS peaks at the 600+ horsepower mark with a broad power curve and is competitively priced for such a powerful complete fuel injected turnkey crate engine.

Type: L99 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 Custom VVT Core Cam
Heads: LS3/L92 Heads
Intake: LS3 Car Intake
Valve Springs: Mast Nitrided Beehive

Application List


Shipping Information

  • Item Requires Shipping
  • 450.0 lbs.
  • Free Shipping!
  • FREE 48 State Truck Freight Shipping (International shipping will require freight quote)

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