High Performance Billet Idler/Tensioner Pulley, for Electric Water Pumps LS Alternator Bracket Type 2 bracket is 1

Type 2 bracket is 1

The side flanges measure 0

5 x 85mm bolts

The Type 1 system is specifically designed for LS engine builds that eliminate the factory power steering pump while maintaining proper belt routing and alternator performance

Will NOT WORK with Billet Atomizer injectors

High Performance Billet Idler/Tensioner Pulley, for Electric Water Pumps LS Alternator Bracket Type 2 bracket is 1Works the best on high horsepower applications with electric water pump. Precision machined billet aluminum pulley: 3 3 16" in Diameter. Guaranteed to be perfectly round and flat, unlike the polymer or stamped metal idlers Oversized high RPM bearings. Bore Bearing ID: 17mm (0. 669") The side flanges measure 0. 225" tall The diameter where the belt runs is 2. 75" Overall width of pulley = 28mm (1. 1"). Width of area where belt rides= 21. 5mm (0. 850").