AFR BBC 335ccFor over thirty years Airflow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Airflow Research products to find themselves on the fastest PERFORMANCE BOATS in the country. As every engine builder will attest to, the secret to increasing horsepower and performance lies in the cylinder head, and Airflow Research's cylinder heads outflow and out

Includes Instructions

They are 8 1/2” long and can be cut to the desired length and angle and have a 2 1/4” round mounting flange

Available with either a 1-1/4" slip-on connection or a 1" NPT bung for a choice of inlet fittings

Stainless Marine Hi-Torque Gen III - Big Block GM

Brushed stainless steel

Order cable seals separately

Full sweep

wear plate and hardware

We're always trying to find new ways to add custom details

Fabricated out of stainless steel

one Double Pole switch and a provision for an ignition switch (sold separately)

Unlike factory covers