This single-plane intake manifold is designed tokeep your air and fuel distribution going into the engine at a steady and even flow for maximum performance and efficiency
Anodised aluminium shroud/bracket
RWF-414-M14-08BK
The Aeroflow Performance Billet GM LS rocker arm mounting stands mount between the shaft and cylinder head for the correct rocker arm mounting position
31" Intake Port
Proflow Cylinder Heads, AirMax 170, SB For Ford 289, 302, 351W, Aluminium, Asse Air Cleaners This single-plane intake manifold isPart Number : Proflow Cylinder Heads, AirMax 170, SB Ford 289, 302, 351W Proflow does not sacrifice quality for a low price you get both with our aluminium cylinder heads. The lightweight heads are cast from A 356 aluminium alloy with a large choice of engines, for SB & BB Chevrolet, LS Chev Holden Ford SB 289 351W, 302, 351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB. They have phosphorous bronze valve guides, and ductile iron valve seats for use