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 |
427R Carbureted
$17,965
- Price includes everything from the carburetor to the oil pan and engine dyno testing.
427R EFI
$20,295
- Price includes everything from the EFI to the oil pan and engine dyno testing.