ATK Ford 351W 385 HP HP11M Stage 2 Aluminum Head Mid-Dress

Description

The front drive assembly of the ATK Ford 351W 385 HP HP11M Stage 2 Aluminum Head Mid-Dress accelerates custom muscle car restorations. Experience instant throttle response during weekend cruise events. This build utilizes premium aluminum cylinder heads to manage intense combustion temperatures effectively.

Key Features of ATK Ford 351W 385 HP HP11M

• Block Material: Cast iron Ford Windsor Small Block ensures maximum structural integrity under moderate torque loads.
• Cylinder Heads: High-performance aluminum cylinder heads maximize airflow capacity to generate three hundred eighty-five horsepower.
• Rotating Assembly: Externally balanced architecture with a hydraulic roller camshaft provides smooth power delivery across the RPM band.

Component Breakdown: Mid-Dress Performance Long Block

This partially assembled performance engine accelerates your powertrain swap project by including major induction and ignition hardware pre-installed.

• A matched carbureted intake manifold pairs with the included distributor and harmonic balancer to simplify front drive integration immediately out of the crate.
• Heavy duty aluminum cylinder heads resist thermal fatigue while the pre-installed oil pan and flexplate streamline the bottom end installation securely.

Vehicle Fitment & Compatibility Matrix

Designed for classic Ford and Mercury platforms this mid-dress Windsor engine drops effortlessly into vintage chassis. Sourcing one of our high-output Ford 351W long blocks bypasses complex machine shop delays.

• Fits 1969-1973 Ford Mustang models acting as a direct fit performance replacement.
• Fits 1980-1996 Ford F-150 pickup trucks looking for aggressive towing and street power.
• Fits 1980-1996 Ford Bronco platforms seeking massive low end torque upgrades.
• Fits 1969-1973 Mercury Cougar chassis replacing tired factory blocks perfectly.

Fuel & Ignition System Requirements

Proper fuel delivery dictates the final performance output of this carbureted platform.

• A high flow carburetor is required to supply the intake manifold while utilizing 91 Octane premium pump gas prevents pre-ignition under load.
• The included distributor mandates a direct twelve volt ignition source bypassing factory resistor wires to guarantee a powerful spark.

Installation, Break-In Oil & Priming Instructions

Professional mechanical preparation separates a successful engine build from a catastrophic premature failure.

• Fill the crankcase with a high zinc break in oil before manually priming the oil system with a dedicated priming tool until pressure is verified.
• Perform a varied RPM heat cycle before changing the oil and driving conservatively for the first 500 miles.

USA Warranty, Emissions & Logistics

Securing this performance upgrade involves strict adherence to federal emissions regulations and proper installation practices.

• Backed by a strict 1-Year manufacturer warranty this package demands documented professional installation to qualify for assembly defect guarantees.
• Carrying a Race Use Only designation this crate ships via LTL freight carrier and requires a signature alongside liftgate capabilities upon delivery.