For 5000 to 8500 RPM high-performance engines. Runners have large 3.2 square inch cross-section. Produces maximum high end horsepower. For engines with Edelbrock or GM 18 degree heads. Ideal for Hav-A-Tampa series. Can also use Spider/base combination PN(2958,2992). Use Fel-Pro PN(1282) Gasket. Chevy small block, for 4 bbl carburetors. For racing use only.

Product Features:

• For 5000 to 8500 RPM High-Performance Engines
• Runners Have Large 3.2 sq in. Cross-Section
• Produces Maximum High End Horsepower
• For Engines with Edelbrock or GM 18-degree Heads
• Ideal for Hav-A-Tampa Series
• Can Also Use Spider/Base Combination 2958/2992
• Use Fel-Pro PN[1282] Gasket