Harland Sharp SBF Trickflow Twisted Wedge 11R 7/16" Stud Mount Roller Rocker Arms, 1.7 Ratio

Harland Sharp SBF Trickflow Twisted Wedge 11R 7/16" Stud Mount Roller Rocker Arms, 1.7 Ratio The original series rockers can handle spring pressures up to 900lbs. without flexing. These rockers have been track tested and race proven to withstand serious racing applications.
Specs:
Rocker Arm Mounting Style: Stud
Self-Aligning: No
Rocker Arm Ratio: 1.7
Stud Size: 7/16 in.
Maximum Spring Diameter (in.): Stock
Rocker Arm Style: Full roller
Shims Included: No
Rocker Arm Material: Aluminum
Rocker Arm Body Style: Standard
Rocker Arm Fasteners Included: Yes
Rocker Arm Nut Style: Polylock
Rocker Arm Finish: Orange anodized
Quantity: Set of 16.
Notes: Designed to fit Trickflow Twisted Wedge 11R cylinder heads. Special Features:
Clear 1.650 dia. valve spring Notes:
Same rocker geometry as the S4102, except the 8 intake rockers feature a .040 offset to help with the rocker alignment. Fits:
1968 to 2000 289-302 & 351 Windsor