Gm Lsa Blower Pulley 2.55" Must Purchase Blower Hub Also Gilmer Drives and Belts 3L L6 - 253 4

3L L6 - 253 4

or at least used for added insurance against corrosion of aluminium components such as radiators and water pumps

Accepts Chevy Thermostat

Part Number: AF533-04BLK

RWF-180-18mm

Gm Lsa Blower Pulley 2.55" Must Purchase Blower Hub Also Gilmer Drives and Belts 3L L6 - 253 4Part Number: AF64 2128 increase the horsepower of your lsa engine with these blower pulleys. Available in 2. 4" and 2. 55" with matching blower hub sold separately. Replace the factory pulley with the blowerhub, then you can easily install either the 2. 4" or 2. 55" blower pulley depending on the boost you want to make. These pulleys have a textured anti slip finish to enhance belt grip. 2. 55" pulley gives up to 2psi over stock pulley, 2. 4" pulley