Holley 6 Rib Serpentine Pulley Kit - Cast Aluminum - Black - GM LS-Series 29701610 Slotted mounts replace fixed weld-on

Slotted mounts replace fixed weld-on brackets and clamp directly to 1-3/8" cross tube

Silicone insulation and boots withstand high temperatures and voltage loss for minimum cross-fire and are highly resistant to fuels

Highway 15 Plus

these aluminum heads provide impressive torque figures at higher rpm levels

Upper body 39mm

Holley 6 Rib Serpentine Pulley Kit - Cast Aluminum - Black - GM LS-Series 29701610 Slotted mounts replace fixed weld-onThe power steering pump included can be used Hydroboost systems. Please refer to the flow specs on part number 198 101 Bottom outlet heater hose options for swap application clearance LT1 style premium 150 amp alternator LT1 style water pump cartridge design Compact SD7 A C compressor Type II power steering pump with baffled reservoir P S adapter hardline to AN 6 adapter included Steam tube input port Shortened top outlet nipple for more radiator hose