Speedmaster 1-147-053 Ford Small Block 260 289 302 Windsor Hi-Rise Aluminum Intake Manifold Polished

The Speedmaster 1-147-053 is a high-rise aluminum intake manifold designed for Ford small block 260, 289, and 302 Windsor engines. This polished cast aluminum manifold is engineered for racing applications and serious street performance builds, delivering impressive power gains starting around 3,000 rpm.

Key Features:

• Compatible with square-bore carburetors for versatile carburetor options
• Large port size of 1.09" x 1.94" for improved airflow over competitive manifolds
• Rear water crossover passage for proper coolant circulation
• Nitrous and fuel injector bosses for power-adder compatibility
• Four corner water ports for effective cooling system integration
• Pressure tested to ensure leak-free performance and reliability
• Polished aluminum finish for show-quality appearance

This hi-rise design increases plenum volume and runner length, optimizing mid-range to high-rpm power delivery. The manifold's generous port sizing and efficient runner design make it an excellent choice for performance enthusiasts looking to maximize horsepower and torque from their Windsor small block Ford engine.