LT/L83 BoostPrep 5.3L Shortblock
 
Bore: 3.800"
Stroke: 3.622"
Connecting Rod Length: 6.125"
Displacement: 5.3L / 328c.i.
Piston Volume: -1.6cc or -9.5cc dish with valve reliefs
Compression Ratio:
10.8:1 with -1.6cc dish pistons
9.8:1 with -9.5cc dish pistons
 
Horsepower Rating: Up to 1100whp
 
Engine Block: Reconditioned OEM L83 5.3L Aluminum Block
Crankshaft: Reconditioned OEM L83 5.3 Crankshaft
Pistons: Diamond Racing Forged Pistons
Connecting Rods: Callies Compstar H-Beam Connecting rods w/ ARP rod bolts
Main Fasteners: ARP Main Studs
Main Bearings: King XP-Series Race Bearings
Rod Bearings: King XP-Series Race Bearings
Cam Bearings: Durabond one piece bearings

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