LT1/LT4/LT5 BoostPrepMAX Longblock (Gen.V LT)

 

Bore: 4.070"

Stroke: 3.622"

Connecting Rod Length: 6.125"

Displacement: 6.2L / 377c.i.

Piston Volume: -8.2cc or -20cc dish with valve reliefs

Compression Ratio:

11:1 with 59cc(LT1 Heads with -7cc dish pistons)

10.8:1 with 65.5cc(LT4 heads with -1.5cc dish pistons)

10.2:1 with 65.5cc(LT4 heads with -7cc dish pistons)

 

Horsepower Rating: Up to 1200whp

 

Engine Block: New OEM LT1/4/5 Aluminum Block

Crankshaft: OEM Forged Gen V LT 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

 

Cylinder Heads: Strictly Spec'd CNC Ported LT1 or optional LT4 Heads

Valves:

LT1- 2.126" Hollow Stem Steel intake  / 1.590" Sodium Filled Steel exhaust 

LT4- 2.126" Titanium intake / 1.590" Sodium Filled Steel exhaust

 

Valve Springs: .660" Lift Dual Valve Springs w/ Titanium retainers

Camshaft: Application Specific Spec'd Camshaft

Timing Chain: Katech C5-R Timing Chain

Lifters: OE Replacement LS7 Lifters

Push Rods: 3/8 Diameter Chromoly Pushrods

Rocker Arms: New GM LT Rocker Arms w/ trunnion upgrade

Head Fasteners: ARP Head Studs

Head Gaskets: GM MLS Head Gaskets

Oil Pump: OEM GM Oil Pump

CONTACT US FOR SHIPPING INFO / REQUIREMENTS

LT1/LT4/LT5 BoostPrep Longblock (Gen.V LT)

$12,500.00Price