CORVETTE BASIC ENGINE DATA 81 POWER TEAMS 1963 Comp Gros Retin Bore H P Transmission Corvette 6 cyl 19 16 3 15 1S 150 I40 35ide Draft Powerglide 4200 RPM 4200 RPM Slngle Bane V V 1954 1955 1st series Corvette 6 cvl 3 9 16 345 1B 150 140 3 Side Draft Powerglide 4200 RPM 4200 RPM Single Barrel 1955 lznu series Corvette S cyl 3 3 4 I55 lil N0 35Ide Draft Powergllde 4200 RPM 4000 RPM Single Barrel Corvette B cyl 3 3 4 l95 180 4 Barrel Powergllde 5000 RPM 4800 RPM Corvette 8 cyl 3 3 4 I95 180 4 BarreI 3 Speed 5000 RPM 4800 RPM 1956 Corvette 8 cyl 9 25 3 3 4 210 I IBD 4 Barrel 3 peed 5200 RPM 4600 RPM Powergllde Corvette 8 cyl 3 3 4 225 9B Dual 3 Speed 5200 RPM 4800 RPM tBarrel Povvergllde 1957 Corvette 8 cyl 3 7 B 220 190 4 BarreI Close Ratio 4800 RPM 4600 RPM Powerglide Corvette 8 cyl 3 7 B 245 2l5 Dual CI se Ratlo 5000 RPM 4800 RPM 4 Berre Powergllde Corvette 8 cyl 3 7 S I 250 225 lB 0l s RatI0 5000 RPM 4800 RPM Powergllde Corvette 8 cyl 3 7 8 270 230 Dual C e Ratlo Y 6000 RPM 5000 RPM 4B rrel Corve tte 8 cyl 3 7 8 3 283 240 Fuel Injection CIose Retio 6200 RPM 5600 RPM MAXIMUM performance engines have special performance type camshaft hIgh 1peed valve system and mechanical valve llfters All other engines have hydraullc valve llfterst GM PARTS DIVISION GENERAL MOTORS CORP0RATl0N CHEVROLET 14V 20