Casting no. . M22 Muncie Rock Crusher transmission. 12 bolt Positraction, rear axle. ... Hurst shifter. 8,000 RPM tachometer. SY1 Cross Ram intake. 202 angle plug heads. MSD billet distributor and coil. ... This Hugger Orange 1970 Chevrolet Camaro Z28 underwent a comprehensive restoration from chin to rear deck spoiler for a return ...