Peterson Fluid Systems Crank Driven Gilmer Pulley - .560" Wide - 18 Tooth HASZ20DKAF 45 amp alternator

45 amp alternator

688 in Height Compressed

Optimum Body Diameter (OBD) Hypercoils feature a unique design concept that adjusts the body diameter of the spring relative to the end coils

375 in OD Tube

1978-1981 Mercury Zephyr

Peterson Fluid Systems Crank Driven Gilmer Pulley - .560" Wide - 18 Tooth HASZ20DKAF 45 amp alternatorPeterson's gilmer pulleys are machined from aircraft quality aluminum to exacting tolerances to insure concentricity and accurate fit. 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, NHRA,