Peterson Fluid Systems HTD Oil Pump Pulley - 35 Tooth - 5/8" Bore - 3/16" Keyway - 1.020" Wide 23-TR1-N but many trucks and SUV's

but many trucks and SUV's had flat tappet cams until the mid 90's

14 mm Thru Hole

Hydraulic - Thumpr : High performance street

The RS7 Chin Bar Guard provides an added layer of carbon material to protect the chin bar from rock chips and cracks while covering the helmet's front vents to prevent dust from entering while still allowing air to exchange inside the helmet

Streamline fittings offer the racer improved fuel flow to the carburetor over the right angle fittings more commonly available

Peterson Fluid Systems HTD Oil Pump Pulley - 35 Tooth - 5/8" Bore - 3/16" Keyway - 1.020" Wide 23-TR1-N but many trucks and SUV'sHTD (High Torque Drive) pulleys are CNC machined from billet aircraft aluminum and hard coat anodized for durability. Pulleys are 8mm pitch. Peterson Fluid Systems is the choice of champions for wet and dry sump oiling systems. Peterson Fluid Systems offers a complete system from their class leading oil pumps to their championship winning oil tanks, oil and fuel filters, and accessory drives. Peterson Fluid System products have been proven in NASCAR,