Page 165 - 2021-22_EngineCatalogAP

LS / LT (GEN-5) SERIES
LS Series Engines
LS1/LS2/LS6 & Vortec 4800 5300 6000 Conversion Kits
Rocker arm kits convert from factory bolt-on rockers to stud-mounted rockers.
Part No.
Comp Cams
COM16755-KIT †
PRW Industries
PQX0334619 † PQX0234611 † PQX0234612 †
Description
Ultra Pro Magnum, Increase Ratio, Includes Studs and Guide Plates (5/16")
Billet Aluminum, Stock Ratio, Includes 3/8" Studs, Guide Plates (5/16")
Pro Series Stainless Steel, Stock Ratio, Includes 3/8" Studs, Guide Plates (5/16") Pro Series Stainless Steel, Stock Ratio, Includes 3/8" Studs, Guide Plates (5/16")
Stud Ratio Qty.
3/8" 1.8 16
3/8" 1.8 16 3/8" 1.7 16 3/8" 1.8 16
† Pushrods are not included with these kits.
OEM LS Rocker Arm Trunnion/Roller Bearing Upgrade Retro-Fit Kit
Converts a stock LS-series rocker arm into a captured roller trunnion for race applications. Increases stability and stiffness. NASCAR-spec, LS-engine proven.
Part No.
Comp Cams
COM13702-KIT
PRW Industries
PQX1213462
Description
Kit Includes Rocker Arm Trunnion, Bearing, and Retaining Ring
Kit Includes Replacement Fulcrums, Drawn Cup Bearings, and Circlips
Stud Ratio Qty.
Pedestal Mount 1.72 16 Pedestal Mount 1.72 16
Aluminum Rocker Arms LS1/LS2/LS6 & Vortec 4800, 5300, 6000
Part No.
Comp Cams
COM1677-16
COM19024-16
COM19025-16
Harland Sharp
SHPSLS17
Scorpion
SPN1098
Yella Terra
YTRYT6645 YTRYT6683
Description
Ultra Pro Magnum, 8650 Chrome Moly Steel, Upgraded Trunnion and Roller Bearings, for Aftermarket Valve Springs, Bolt-Down, 850 lbs. Open Pressure Ultra-Gold, Pedestal Mount, with Pedestals and Bolts, Non-Adj. Ultra-Gold, Pedestal-Mount, Comes with Pedestals and Bolts, Non-Adj.
Original Series, Pedestal-Mount, Comes with Pedestals and Bolts, Non-Adj.
Race Series, Pedestal-Mount, Comes With Pedestals, Must Use Factory Bolts, Non-Adj.
Ultralite, Pedestal-Mount, Comes with Pedestals and Bolts, Non-Adj. Pro Street OEM-Sized Roller Rockers, 8mm Fasteners
Stud Ratio Qty.
Pedestal Mount 1.8 16
Pedestal Mount 1.72 16 Pedestal Mount 1.82 16
Pedestal Mount 1.72 16 Pedestal Mount 1.7 16
Pedestal Mount 1.7 16 Pedestal Mount 1.7 16
Qty.
16 16
16 16 16
Qty.
16 16
Qty.
16
Aluminum Rocker Arms LS3/L-92 With Rectangular Port Heads
Part No.
Scorpion
SPN1062 SHPSL927
Yella Terra
YTRYT6667 YTRYT6685 YTRYT6733
Description
Race Series, Pedestal Mount Comes with Pedestals, Uses Factory Bolts, Non-Adj. Aluminum Roller Rocker Arms Only, Narrow Body, Orange Anodized
Ultralite, Pedestal Mount, Comes with Pedestals and Bolts, Non-Adj.
Ultralite, Pedestal Mount, Comes with Pedestals and Bolts, Non-Adj. Non-Adjustable, AFR 260cc Mongoose and Trick Flow 255cc Gen-X Heads
Stud
Pedestal Mount Pedestal Mount
Pedestal Mount Pedestal Mount Pedestal Mount
Ratio
1.72 1.7
1.72 1.72 1.7
Aluminum Rocker Arms LS7
Part No.
Harland Sharp
SHPSLS78A †
Yella Terra
YTRYT6670
Description
Aluminum Roller Rocker Arms Only, Narrow-Body, Orange Anodized Ultralite, Pedestal Mount, Comes with Pedestals and Bolts, Non-Adj
Stud
Pedestal Mount Pedestal Mount
Ratio
1.8 1.8
† Requires shorter length pushrods and YTRYT5123 valve cover spacers.
Stainless Steel Rocker Arms LS1/LS2/LS6 & Vortec 4800, 5300, 6000
Part No. Description Stud Ratio
PRW Industries
PQX0234631 Platinum Series S/S, Comes with 8mm Hex Head Fasteners Pedestal Mount 1.7
ROCKER ARMS
2021-22 ENGINE BUILDER CATALOG 163