Chevy SBC 350 1.5 Ratio Aluminum Shaft Mount Roller Rocker Arm Set 100Int Offset These heads are flow tested

These heads are flow tested on a Superflow SF600 at 28 inches with a 1/2 inch radius intake plate and short stack exhaust tube

If your standard Bowtie block could handle 1500+ HP it would be Speedmaster's H1 engine block

They are available in several styles depending on your application needs

except stock equipped EGR

Speedmaster 8020 Series Pro Billet Ready to Run distributor is the perfect upgrade for outdated points distributors or bulky HEI's

Chevy SBC 350 1.5 Ratio Aluminum Shaft Mount Roller Rocker Arm Set 100Int Offset These heads are flow testedSpeedmaster extruded aluminum and stainless steel shaft mount rocker system includes steel shafts with pedestals. All rockers feature large needle bearings and roller tips. For extreme high performance applications. They not only unleash horsepower, but they also lengthen valvetrain component life and reduce wear and tear on valve stem tips. These rockers are precision machined to ensure consistency and ratio accuracy and have a great looking finish.