The 427R is a Race Only 351 based engine that produces 775-800hp at 7600-7800 RPM and 600+ ft/lb at 5800 RPM. This engine has a 4.125″ bore and a 4.00(427cid) or 4.10 (438cid) stroke with a 13.5:1 compression ratio. The 427R crate engine is available in 427-438 cid.  With proper tuning we suggest a boost limit of 20 psi and a 275hp limit on nitrous. If you are wanting more boost or nitrous horsepower please ask about crank and rod upgrade. Also see our 400U and 430U engines.



Parts List


• Dart 9.50 Deck Block Pro Machined • Felpro MLS or Cometic Head Gaskets
• Scat 4340 4.00 Steel Crankshaft-Internal Balanced • Lunati Solid Roller Lifters
• Scat 4340 6.20/6.25 H Beam Connecting Rods • 1pc HD 3/8 Moly Pushrods
• Custom Bennett Spec Ross Pistons • Bennett Spec Roller Rockers
• Calico Coated Clevite Bearings • Bennett Polished Valvecovers w/ Oil Fill Cap & Breathers
• Bennett Custom Grind Solid Roller Camshaft • Canton or Moroso Oil Pan Kit
• Roller Timing Chain & Cam Degreed • Melling HD Oil Pump
• Bennett CNC Ported TFS Hi Port Cylinder Heads • ATI Balancer
• 2.125 X 1.600 Valves • Edelbrock Super Victor Intake
• .800 Lift Dual Valve Springs • Pro Assembled
• ARP Head Bolts • Break In Oil & Dyno Tested and Tuned
• MSD Distributor & Plug Wires • Bennett Spec HP Series Carburetor & Billet Spacer
• EFI Version includes FAST EFI System, Injectors,and Throttle Body

Additional options for this engines package

• EFI • Vacuum pump kit
• Blackout • Motor plate
• Custom polishing or powder coating of parts • Jesel or T& D shaft mount rockers
• Billet bracket kits for ps, a/c, and alternator • Individual runner-8 throttle body efi intake
• Nitrous systems

Need More Info?

Call us 1-800-240-RACE or Fill out the form below

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