Chevy SB 1.5 Ratio 3/8″ SuperStreet Aluminum Roller Rocker Arm Set

Rocker Arm Mounting Style: Stud 
Rocker Arm Ratio: 1.5 
Rocker Arm Style: Full roller 
Stud Size: 3/8 in. 
Shims Included: No 
Self-Aligning: No 
Rocker Arm Body Style: Standard 
Rocker Arm Nut Style: Polylock 
Rocker Arm Material: Aluminum 
Rocker Arm Finish: Gold anodized 
Quantity: Sold as a set of 16.
Speedmaster Aluminum Roller Rockers are extruded from 6061 T6 Aluminum. The larger needle bearing fulcrum can withstand valve spring loads up to 600lbs, while the extruded body has a tensile strength over 60,000 PSI. Ideally suited for use with Solid / Mechanical flat tappet and Hydraulic Roller Cams. They feature very precise valve operation, horse power increase of 10-15, increases valve train life dramatically, acceleration is more responsive, oil temp will run approximately 5-10 degrees cooler

NOTE: You should use Studs and Guide Plates to Run Roller Rockers .