Roush SF427RCC 427 CI Race Carbureted Custom Crate

Description

Dominate the track with specialized low-profile chassis clearance using the Roush SF427RCC 427 CI. This custom-calibrated 7.0L race stroker utilizes a reinforced Dart block and an SF-specific low-profile oil pan to output brutal naturally aspirated power safely in tight engine bays. Cranking out 550 HP through a solid roller valvetrain and a single-plane intake, this custom carbureted race engine delivers relentless top-end pulling power without sacrificing critical ground clearance.

Key Features of Roush SF427RCC 427 CI

• SF-Specific Low-Profile Pan: Engineered to clear specialized custom tubular subframes and specialty racing chassis perfectly.
• 550 HP Custom Race Calibration: Leaves the factory fully hot-tested to guarantee aggressive race-level horsepower and instant throttle response.
• Dart Iron Eagle 9.5-Deck Block: Provides an ultra-rigid cast iron foundation that eliminates block flex during violent launches.
• Solid Roller Valvetrain: Provides extreme valve lift and duration without the high-RPM valve float associated with hydraulic lifters.
• Single-Plane Intake Manifold: Maximizes high-RPM atmospheric airflow when paired with the high-CFM racing carburetor.
• Forged 4.00-Inch Stroker Crank: Expands displacement to 427 cubic inches to deliver brutal mid-range and top-end pulling power.

Component Breakdown SF Race Configuration

This fully dressed small block gives you a bulletproof 427 cubic inch stroker foundation built strictly for competition.

• The heavy-duty Dart Iron Eagle block houses a forged steel crank forged H-beam rods and forged racing pistons
• Ships fully assembled with CNC aluminum heads a single-plane intake a custom race carburetor and an SF-spec low-profile pan

Vehicle Fitment & Compatibility Matrix

This 427 stroker drops directly into custom racing engine bays requiring shallow oil pans. Dropping a custom-calibrated SF race engine into your chassis gives you instant track-dominating power.

• Fits specialized tube-chassis racing builds demanding a low-profile oil pan and extreme naturally aspirated power
• Fits custom Factory Five Cobra race builds demanding authentic 427 cubic inches with forged race internals
• Fits vintage 1965-1973 Ford Mustang drag cars needing a dedicated 9.5-deck small block race engine
• Fits classic Ford Fairlane and Falcon drag builds requiring a high-RPM carbureted 7.0L powerplant

Fuel & Ignition System Requirements

Feeding a high-RPM race engine requires heavy fuel delivery and a steady high-voltage spark.

• You must bolt on the race carburetor and feed it with a dedicated high-volume electric fuel pump system
• Connect the included MSD billet distributor to an external 6AL ignition box and heavy-duty racing spark plug wires

Installation Break-In Oil & Priming Instructions

Proper pre-lubrication ensures your solid roller race valvetrain survives its first firing.

• Use a dedicated priming tool through the distributor bore to push oil to the top-end valvetrain before turning the key
• Fill the low-profile race oil pan with high-zinc conventional break-in oil and complete a varied RPM cycle to seat the rings

USA Warranty Emissions & Logistics

This engine is a purebred competition unit built to Roush Performance racing standards.

• Backed by Roush Performance dedicated racing support and strict manufacturing standards straight from the factory
• Sold strictly as a specialized racing product for off-road track use and ships securely on a heavy-duty freight pallet