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416CI/550HP LS3
416CI / 550HP GTO/MAS LS3 Small Block
New to the GTOPerformance Airboats lineup, LS Family of Engines. We start with a new LS3 GM Block with a 4.00″ bore, forged internal rotating assembly, 10.1:1 compression ratio, and aggressive hydraulic roller cam. The engine’s top half includes a pair of CNC ported LS6 heads, the intake is a matching high-flow Victor Jr. aluminum piece. With 560 ft/lbs torque and a conservative 550 HP rating, this is one of the best engine choices for an excellent performing ride boat.
SPECIFICATIONS
- New GM 6.2 Aluminum Block
- Eagle 4.00 Stroke Crank
- Eagle H-Beam Rods 6.125
- DSS or Mahle Forged Pistons
- Clevite H Bearings
- Custom Comp Roller Cam .621/.624 Lift
- CNC Ported LS6 Heads 2.02, 1.6 Valves
- Edelbrock Victor Jr Intake
- Quick Fuel Q-850 Carb
- MSD Programmable Ignition Box
- L92 Truck Coils
- Custom 10qt Oil Pan with Windage Tray
- ARP Head Bolts
- GM Performance Rockers
- 1 Wire Alternator Kit
- Water Pump & Serpentine Belt
- Blue Printed & Dyno Tuned
Also available with Electronic Fuel Injection. Equipped with GM LS6 intake, LS Coil Packs, Stand alone computer and fuel system.
Price: $CALL
All engines are computer balanced, blue printed and dynoed before shipping. Engines also come with build documentation and a 2 year unlimited hour warranty.