COMP Cams Thumpr 227/241 Hydraulic Roller Cam - Oldsmobile 260-455 42-600-11 Turbo Wastegate It also has high-temperature resistance

It also has high-temperature resistance and will not harden or crack

Description: Ample low end w/ very good mid-range Gear & exhaust upgrade needed Largest cam for stock converter

Ducktail profile creates a dramatically more assertive and motorsport-influenced rear silhouette compared to conventional lip or deck spoilers – a bold exterior statement on the A6 C7 and S6 Sedan

this H4 9003 HB2 harness will fit the bill

Modifications Required: No physical modifications to vehicle structure needed

COMP Cams Thumpr 227/241 Hydraulic Roller Cam - Oldsmobile 260-455 42-600-11 Turbo Wastegate It also has high-temperature resistanceEngine Camshaft Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8 High performance street, stock converter ok, best with 2000+ converter and gears, choppy thumping idle.