Iron Block 427 $3499.99

[Schwanke Engines]

7.0L 427 Stroker Short Block (Cast Iron)

GM 6.0L NEW Cast Iron GEN III Block (4.065 Bore)

Eagle 4.125" Stroke 4340 Steel Crankshaft
Eagle 6.125 H Beam Connecting Rods
Mahle Forged Flat Top Pistons -4cc Valve Reliefs
1.5mm Power Pack Ring Set Suitable for Limited Nitrous Applications.

ACL H Rod & Main Bearings
Digitally Balanced Assembly
Fully Assembled
Accepts LS1, LS2, LS3, L92 Cylinder Heads

Add $275.00 for Crank and rod Armor Coating this option also includes a 1 year limited warranty against rod and crank breakage.

Now Available.

Aluminum Block Option: Add $1000

NOTE: LS1 to LS2 conversion kit may be necessary for vehicles 2004 and newer.

LS1 to LS2 conversion kit includes: LS2 timing cover kit, valley cover, LS2 gear and chain set, lifter guides and cam sensor extension wire add $295.00

L92.502 high volume oil pump add $105.00

Hellfire rings add $100.00

[Schwanke Engines]

We now have all the parts available to make up these shortblock kits.

Up to Thanksgiving, we are offereing FREE SHIPPING to the lower 48 on shortblocks over $3300

Just $100 for shortblocks under $3300

[Schwanke Engines]

updated shipping on shortblocks

[Schwanke Engines]

Just got off the dyno with this shortblock with LS3 heads and an L92 intake manifold.

It made 545hp and 580 ft-lbs with a very, very small cam, a 212/212 on a 112 with 560 lift!!!!!!

Customer wanted torque, and he got it.