-Dart Big M tall deck block(4.600" bore)

-Forged Mahle pistons with performance file-fit rings

-Eagle rotating assembly with h-beam 4340 forged rods (ARP 8740 bolts) and 4340 forged 4.500" stroke crankshaft

-King XP / Clevite H race bearings

-All machine work and assembly doen in house at AMS Racing

Each short block is custom built to YOUR needs. If you don't see an option that you would like to get a price for(arp main studs, etc.) please email us. Let us know if you plan on using nitrous or have a blown application and we can set up a custom piston ring end gap for you.

We can also build long blocks and help choose a camshaft for your build. Please email us with any questions you have.

Please email or call us for shipping prices.   1.866.405.2252 (Mon.-Fri. 8AM-5PM CST)