GM 383

GM 383 Base Engine • Aluminum Heads • Flat Tappet Cam

HP & Torque: 420 HP / 450 FT LBS Compression Ratio: 10.0:1 Aluminum Heads Hypereutectic Pistons Flat Tappet Cam Cast Steel Crank

GM 383 Base Engine • Aluminum Heads • Roller Cam

HP & Torque: 430 HP / 450 FT LBS Compression Ratio: 10.0:1 Aluminum Heads Roller Cam Cast Steel Crank

GM 383 Base Engine • Aluminum Heads • Roller Cam

HP & Torque: 440 HP / 445 FT LBS Compression Ratio: 8.5:1 Forged Pistons Forged Crank

GM 383 Base Engine • Cast Iron Heads • Flat Tappet Cam

HP & Torque: 310 HP / 360 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Flat Tappet Cam Cast Steel Crank

GM 383 Base Engine • Cast Iron Vortec Heads • Flat Tappet Cam

HP & Torque: 405 HP / 440 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Flat Tappet Cam Cast Steel Crank

GM 383 Base Engine • Cast Iron Vortec Heads • Roller Cam

HP & Torque: 420 HP / 440 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Roller Cam Cast Steel Crank

GM 383 Dressed Engine • Aluminum Heads • Flat Tappet Cam

HP & Torque: HP 420/ FT 450 LBS Compression Ratio: 10.0:1 Aluminum Heads Hypereutectic Pistons Flat Tappet Cam Cast Steel Crank

GM 383 Dressed Engine • Aluminum Heads • Roller Cam

HP & Torque: 430 HP / 450 FT LBS Compression Ratio: 10.0:1 Aluminum Heads Roller Cam Cast Steel Crank

GM 383 Dressed Engine • Aluminum Heads • Roller Cam

HP & Torque: 430 HP / 450 FT LBS Compression Ratio: 10.0:1 Aluminum Heads Roller Cam Cast Steel Crank

GM 383 Dressed Engine • Cast Iron Heads • Flat Tappet Cam

HP & Torque: 310 HP / 360 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Flat Tappet Cam Cast Steel Crank

GM 383 Dressed Engine • Cast Iron Vortec Heads • Flat Tappet Cam

HP & Torque: 405 HP / 440 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Flat Tappet Cam Cast Steel Crank

GM 383 Dressed Engine • Cast Iron Vortec Heads • Roller Cam

HP & Torque: 420 HP / 450 FT LBS Compression Ratio: 9.5:1 Cast Iron Heads Roller Cam Cast Steel Crank

GM 383 Short Block Plus

HP & Torque: 430 HP / 450 FT LBS Compression Ratio: 10.0:1 Hypereutectic Pistons Cast Steel Crank

GM 383 Short Block Plus

HP & Torque: 430 HP / 450 FT LBS Compression Ratio: 9.5:1 Hypereutectic Pistons Forged Crank

GM 383 Short Block Plus

HP & Torque: 432 HP / 450 FT LBS Compression Ratio: 9.5:1 Forged Pistons Forged Crank