Wilwood Ultralite 32 Vane Drilled Rotor - 12.19" Diameter - .810" Width - 8 x 7.00" Bolt Circle - .325" Hole Type - 8.50" Far Side I.D. - 6.38" Lug I.D. - 8 lbs. Hardware & Fasteners The splined steel coupling is

The splined steel coupling is bored to slip over a 5/8" steering column and needs to be welded on

Thicker oil film at operating temperature than a petroleum 20W50

For center-hung fuel bowl carburetors such as 3310

EV1 / Minitmer Style

Installs easily with included eyebolts

Wilwood Ultralite 32 Vane Drilled Rotor - 12.19" Diameter - .810" Width - 8 x 7.00" Bolt Circle - .325" Hole Type - 8.50" Far Side I.D. - 6.38" Lug I.D. - 8 lbs. Hardware & Fasteners The splined steel coupling isWhen it comes to rotors, racers are constantly searching for the ultimate balance between the lowest weight and the ability to effectively manage heat. Decreased rotating weight in the drive line provides quicker deceleration under braking and quicker acceleration out of the corners. Lower weight also benefits handling with improved spring and shock control over the unsprung suspension mass. Wilwood's ULD 32 drilled iron rotors provides effective