Large Alternator Pulley 2 jz Toyota 1 jz Black 3.3" 82 mm RB30 ET For SB Ford 302/351 Cleveland

For SB Ford 302/351 Cleveland

Proflow's Gilmer drive Pulleys And Spacers are machined billet and precision-made for your street/race engines

2mm) and 12mm

Engine: Small Block and Big Block Chev

Part Number : AF64-4005BLK

Large Alternator Pulley 2 jz Toyota 1 jz Black 3.3" 82 mm RB30 ET For SB Ford 302/351 ClevelandPart Number: AF4080 0006BLK the max rpm limit of aftermarket alternators can bearound the 18000 alternator rpm mark. This works great formost factory applications until you start building engines that exceed factory rpm. Once the alternator reaches its max rpm it stops charging and your voltage drops, as well as potentially reducing the life of the alternator with the higher rpm. This oversized pulley from Aeroflow performance willsolve this issue.