RQB3263/81/305 I HAVE THE ORIGINAL 305, WITH A CRANE TORQUE CAM (RV) ,...EDELBROCK 2701 MANIFOLD, HOLLEY STREET FIGHTER 4BBL, TRUE ALL S/S DUAL EXHAUST, HIGH TORQUE STARTER, HEI. IGN......133,000 ORIG MILES ON BOTTOM END...NO OIL CONSUMPT...19.5 MPG ... 700R4 OD TRANS CRUISES 70 @ 1800 ....WITH 2.72 REAR GEAR......PERFECT SET UP...IT WILL NEVER BE ANYMORE THAN A COOL SOUNDING CRUISER/ATTENSION GITTER ....BILL