4.6 Short Block - Road Warrior 1200HP 2V 3V 4V - Cast Iron Block 4.6 600HP Shortblock Pistons:2V-4V Ross 16cc Meticulous final assembly of shortblock

Meticulous final assembly of shortblock

These engines are built to order and for specific applications so when you order if you're going to run boost or NO2 please let us know so we can clearance the pistons and rings accordingly

LS GM Performance Block 6

Fully balanced and  blueprinted Hemi long block assembly with custom camshaft 4340 forged Hbeam rods with ARP2000 bolts 4340 forged crankshaft ARP main and head studs 2618 forged pistons high compression

Cylinders bored (when applicable) on 4 axis CNC perpendicular to mains giving you a true 90o  V8

4.6 Short Block - Road Warrior 1200HP 2V 3V 4V - Cast Iron Block 4.6 600HP Shortblock Pistons:2V-4V Ross 16cc Meticulous final assembly of shortblockAT Mesa Balancing Racing Engines all of our Street and Strip Short Blocks for 4. 6 engines are a solid foundation to add horsepower with reliability to your high performance vehicle. These short blocks include: Remanufactured Ford OEM Fully Machined Romeo or Windsor engine blocks and new 4340 forged crankshaft (check your flywheel for fitment), Forged 4340 H Steel connecting rods and your choice of Forged pistons and pins (see piston option and prices