Chevy SBC 350 1.5 Ratio 3/8" Stainless Steel Roller Rocker Arm Set The Speedmaster water pump pulley

The Speedmaster water pump pulley shim kits contain one 1mm spacer

6 rib serpentine pulley designed to increase grip

Spacer can be reused if disassembly of the carrier is required

These pumps have a 97 gph flow rate

These brackets are made from heavy gauge steel to prevent flex

Chevy SBC 350 1.5 Ratio 3/8" Stainless Steel Roller Rocker Arm Set The Speedmaster water pump pulleySpeedmaster Stainless steel rollers are manufactured from heat treated stainless steel and alloy steel tip rollers. Speedmaster roller rockers are available in various ratios, so you are good to go. They feature greater strength and durability, capable of withstanding valve spring load up to 600lbs.