NA/Nitrous LS7 Longblock Engine For Sale

NA/Nitrous LS7 Longblock Engine


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NA/Nitrous LS7 Longblock Engine :
$20,500

Whether you are going MAX EFFORT/ALL MOTOR, or going the Spray'n'Pray route,don't stress out worrying if your engine is going to hold together or give up the ghost- Go with one of our NA/Nitrous setups for holding awesome power with peace of mind.


NA/Nitrous LS7Longblock


Bore:4.125"

Stroke:4.000"

Connecting Rod Length:6.125"

Displacement:7L / 427c.i.

Piston Volume:-3.84cc flat top with valve reliefs

Compression Ratio:

11.6:1 with 68cc(LS3 Heads with -3.84cc flat top pistons)


Horsepower Rating:Up to 1000whp


Engine Block:New OEM LS7 7L Aluminum Block

Crankshaft:New Callies LS7Crankshaft

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:New Square Port LS3 Heads

Valves: 2.165" intake / 1.590" exhaust

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

Camshaft: Application Specific Spec'd Camshaft

Timing Chain: GM HD Timing Chain

Lifters: OE Replacement LS7 Lifters

Push Rods: 5/16 Diameter Chromoly Pushrods

Rocker Arms: New LS3 Rocker Arms w/ trunnion upgrade

Head Fasteners: GM Head Bolts or Optional ARP Head Studs

Head Gaskets: GM MLS Head Gaskets

Oil Pump: Melling High Pressure Oil Pump



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