BluePrint Engines Chev 383 Marine Based Dressed Engine 405hp # MBP3830CTCGM MARINE SB COMPATIBLE 383 C. I. ENGINE 405 HP BASE DRESSED CARBURETED DESCRIPTION: HP & Torque: 405 HP 450 FT LBS Compression Ratio: 9. 5: 1 Cast Iron Heads Hydraulic Roller Cam Cast Steel Crank Hypereutectic Pistons BLOCK: New BluePrint cast iron block Square and parallel decked Align honed main bearing bore Cylinders honed on computer controlled machine to within . 0002 straightness and roundness Cylinders are sonic tested for thickness 4 Bolt
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GM MARINE SB COMPATIBLE 383 C.I. ENGINE - 405 HP - BASE DRESSED - CARBURETED
DESCRIPTION:
HP & Torque: 405 HP / 450 FT LBS
Compression Ratio: 9.5:1
Cast Iron Heads
Hydraulic Roller Cam
Cast Steel Crank
Hypereutectic Pistons
BLOCK:
New BluePrint cast iron block
Square and parallel decked
Align honed main bearing bore
Cylinders honed on computer controlled machine to within .0002 straightness and roundness
Cylinders are sonic tested for thickness
4-Bolt Main
4.000" Bored .040" over
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Passenger Side Dipstick Drilled and tapped for clutch linkage
ROTATING ASSEMBLY:
New Cast steel crankshaft
3.750" Stroke
OEM type 5.700" connecting rods w/ 150,000 psi bolts
Hypereutectic pistons
External Front/ External Rear
CYLINDER HEADS:
Vortec cast iron cylinder heads
1.94 intake valves
1.50 exhaust valves
Hardened push rods
Long slot rockers with positive lock adjusting nuts