• Rocker Arm Mounting Style: Stud
  • Self-Aligning: No
  • Rocker Arm Ratio: 1.52
  • Rocker Arm Style: Full roller
  • Stud Size: 7/16 in.
PRW Sportsman Steel Rocker Arms - Pontiac 287-455 & 4.3L V8 1958-81, 1.52 Ratio 7/16" Stud. Includes rocker pivot balls and PRW RockerLocs. Set of 16. (Guide Plates Required) PRW Sportsman Steel Stud Mount Roller Tip Rocker Arms are the ideal choice for a large cross-section of engines; whether it is a mild street rebuild or the performance requirements of off-road, circle track and drag ...
Part No: PRW0845501
  • Rocker Arm Mounting Style: Stud
  • Rocker Arm Ratio: 1.52
  • Rocker Arm Style: Full roller
  • Stud Size: 7/16 in.
  • Shims Included: No
Pro Series Stainless Steel Rocker Arms - Pontiac 287-455 & 4.3L V8 1958-81, 1.52 Ratio, 7/16" Stud, Includes PRW RockerLocs (Guide Plates Required) PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are manufactured from premium quality 17-4ph stainless steel, a superior alloy ...
Part No: PRW0245501
  • Rocker Arm Mounting Style: Stud
  • Rocker Arm Ratio: 1.65
  • Rocker Arm Style: Full roller
  • Stud Size: 7/16 in.
  • Shims Included: No
Pro Series Stainless Steel Rocker Arms - Pontiac 287-455 & 4.3L V8 1958-81, 1.65 Ratio, 7/16" Stud, Includes PRW RockerLocs (Guide Plates Required) PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are manufactured from premium quality 17-4ph stainless steel, a superior alloy ...
Part No: PRW0245502
  • Rocker Arm Mounting Style: Stud
  • Rocker Arm Ratio: 1.52/1.65
  • Rocker Arm Style: Full roller
  • Stud Size: 7/16 in.
  • Shims Included: No
Pro Series Stainless Steel Rocker Arms - Pontiac 287-455 & 4.3L V8 1958-81, 1.52 and 1.65 Ratio Split Ratio Set, 7/16" Stud, Includes PRW RockerLocs (Guide Plates Required) PRW Pro Series Stainless Steel Rocker Arms incorporate an exceptional design that provides plenty of clearance for large diameter springs. These stud mount rocker arms are manufactured from premium quality 17-4ph stainless ...
Part No: PRW0245505
  • Rocker Arm Mounting Style: Stud
  • Self-Aligning: No
  • Rocker Arm Ratio: 1.65
  • Rocker Arm Style: Full roller
  • Stud Size: 7/16 in.
PRW Sportsman Steel Rocker Arms - Pontiac 287-455 & 4.3L V8 1958-81, 1.65 Ratio 7/16" Stud. Includes rocker pivot balls and PRW RockerLocs. Set of 16. (Guide Plates Required) PRW Sportsman Steel Stud Mount Roller Tip Rocker Arms are the ideal choice for a large cross-section of engines; whether it is a mild street rebuild or the performance requirements of off-road, circle track and drag ...
Part No: PRW0845502