LS Chevy S-Drive 8 Rib Pulley Kit - Raven Series - Elite Options:No AC W/PS pump for remote reservoir Precision CNC machined from billet

Precision CNC machined from billet aluminum

They are 1-3/4" tall and include stainless steel fasteners

Billet aluminum battery box for the popular Optima D51 battery measuring 4" x 9"

These PCV breather valves are precision CNC-machined from billet aluminum and are 3 3/8" tall and include a 3/8" hose connection

3/8"NPT ports

LS Chevy S-Drive 8 Rib Pulley Kit - Raven Series - Elite Options:No AC W/PS pump for remote reservoir Precision CNC machined from billetELITE: Comes with a SFI approved ATI Racing balancer. Eddie Motorsports' S Drive Plus 8 rib serpentine pulley kits include everything to accessorize your LS Chevy engine. High performance 8 rib kits handle 33% more torque and horsepower then standard 6 rib systems. Kits come complete with all of the necessary precision CNC machined billet aluminum brackets & pulleys, which are made in the USA, as well as high quality, name brand components; Tuff Stuff