CBM MOTORSPORTS™ NA 425 LS3 Product Description:
The CBM NA 425 is a 6.95 liter naturally aspirated LS3, it puts out 600+ hp @ 6400 RPM's and 580 ft-lbs of torque with a compression ratio of 11.0:1. This monster features our own custom built CBM LS3X Cylinder Heads along with a forged lower end - fully balanced and blue printed. This engine offers big hp yet is dependable and durable. Blow your competition away.
Custom options are also available. We have clutch kits, trans adapters, power steering systems, fuel systems and accessory drive systems to fit your application. Please call for pricing.
- GM 6.95L Block
- Callies Compstar Crankshaft. (upgrade available)
- Callies Compstar Connecting Rods.(upgrade available)
- JE Forged Pistons.
- ARP Main Studs
- CBM/Comp Custom Grind Camshaft.
- CBM LS3X Cylinder Heads. (upgrade available)
- Rev Intake/Exhaust Valves. (upgrade available)
- Manley Chromoly Push Rods.
- Manley Spring Kit.
- GM Trunioned Rocker Arms.
- Moroso or GM Oil Pan. (application dependent)
- Melling Oil Pump. (dry sump available)
- CBM Wiring Harness.
- GM Coil Packs.
- CBM Ignition Wires.
- CBM Coil Covers.
- Delphi Alternator. (upgrade available)\
- Gates Water Pump.
- ATI Balancer.
- CBM Billet Manual Belt Tensioner.
- CBM Billet Fuel Rails, AN Fittings.
- Siemens Fuel Injectors. (upgrade available)
- GM Intake Manifold. (upgrade available)
- CBM/Accufab Billet 95mm Mechanical Throttle Body. (105mm upgrade available)
- Cometic, Mahle, GM Gaskets.
Each CBM Racing Engine is made to order, please call for the options you would like, pricing and a lead time. 909.291.7550