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A Solid Entry-level 5.0 Liter (302)-based crate engine with multiple uses for street or track. When space in the engine compartment is limited, but maximum performance and reliability is mandatory, look to the Roush 327 Family. Utilizing a Dart Sportsman block, its lengthy list of forged components and fully CNC-ported heads this engine delivers power and durability running on premium pump fuel.
327R - Adds 75 more horsepower and an equal amount on the fun meter. Perfect for a daily driver and those times when a little more under the hood is a requirement.
- Horsepower (maximum): 425 HP (estmated)
- Torque (maximum): 390 Lbs./Ft. (estimated)
- Displacement: 327 Cu. In.
- Block: Dark Iron Eagle 4-bolt main Sportsman, 8.2* Deck
- Crankshaft Type: Eagle 4340 Forged Steel
- Bore and Stroke: 4.00" x 3.250"
- Connecting Rod Type: Eagle 4340 Forged Steel H-Beam
- Compression Ratio: 10.0:1
- Pistons: wiseco Forged, 4.00" Bore
- Timing Chain: Double Roller
- Camshaft Info: Roush Proprietary
- Lifter Type: Hydraulic Roller
- Cylinder Heads: Aluminum
- Intake Runner Volume: 185 CC, fully CNC ported
- Combustion Chamber Volume: 61 CC
- Valve Sizes: 2.05" Intake 1.60* Exhaust
- Rocker Arm Ratio/Type: 1.6:1
- Spark Plugs: Autolite 3923 (or comparable)
- Carburetor: Edlebrock Victor Jr.
- Water Pump: Standard or Reverse Rotation Available
- Fuel System: Holley 770 CFM Carburetor w/ Vacuum Secondaries & Electric Choke
- Fuel Requirements: Premium Unleaded (93 octane minimum or highest available)
- Max. Recommended RPM: 6,250
- Firing Order: 1-3-7-2-6-5-4-8
- Oil Pump: High Output - Adjustable
- Timing: 29 to 31 degrees @ 3,000 rpm (not to exceed 31)
- Oil Pan: 8-quart Front Sump - Baffled or Dual-sump (Mustang) available
- Oil Filter: Motorcraft FL1-HP (or comparable)
- Oil Weight: 10w30 - non synthetic for first 3,00 miles
- Flywheel: Steel 157 tooth SFI Rated (automatic Flexplate Available)
- Starter: Powermaster Super High Torque (1.6Kw)
