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.
|• 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|
- Price includes everything from the carburetor to the oil pan and engine dyno testing.
- Price includes everything from the EFI to the oil pan and engine dyno testing.