Aluminum Roller-Rocker Arms. Ford SB 1.6 Ratio 3/8 in Stud. Proform Engine Expansion Plug Kit Drivers Side Dipstick

Drivers Side Dipstick

380 Inch Bore Sizes

Adjustable AN Fitting Wrench

Measures 17 Inch Wide X 17 Inch High X 4 Inch Thick

For Use With a 3/8 inch Drill

Aluminum Roller-Rocker Arms. Ford SB 1.6 Ratio 3/8 in Stud. Proform Engine Expansion Plug Kit Drivers Side DipstickRid your engine of internal friction with roller tipped rocker arms. The race proven full needle bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. 16 extruded aluminum roller rockers and 16 poly locks. Sold as one set. Product Details: Engine Roller Rocker Arm Set 1. 6 Ratio With 3 8 Inch