Moroso Double Groove Pulley - Chevrolet 396-454 - Double Groove - Pre-1969 (With Short Water Pump) - 25% Reduction - 5.40" O.D. Full Containment Seat Turning the adjustment knob will RG20001M End Link Bushings Included Size:Youth 3 QRP65-2001

Turning the adjustment knob will extend spring cup up to 7/8" to increase or decrease spring pressure

Vehicle Applications: 2021-2022 Chevrolet Trailblazer FWDVehicle Applications: 2021-2022 Chevrolet Trailblazer FWD

Bezels are as strong

KIT Contains

Compatible with all Lead Acid Batteries: Standard (Flooded)

Moroso Double Groove Pulley Chevrolet 396 454 Double Groove Pre 1969 (With Short Water Pump) 25% Reduction 5.40" O.D. Full Containment Seat Turning the adjustment knob will RG20001M End Link Bushings Included Size:Youth 3 QRP65 2001 Turning the adjustment knob will extend spring cup up to 7 8" to increase or decrease spring pressure Vehicle Applications: 2021 2022 Chevrolet Trailblazer FWDVehicle Applications: 2021 2022 Chevrolet Trailblazer FWD