OPT4
Turn you engine into a indestructible, boost ready BEAST with this kit from MMR. Planning a s/c, turbo or high HP build, these are a MUST! Kit...
$1,799.99... more info
OPT2
Turn you engine into a indestructible, boost ready BEAST with this kit from MMR. Planning a s/c, turbo or high HP build, these are a MUST! Kit...
$1,599.99... more info
401000SRA
MMR 5.0 STROKER Street Mod 1000S 5.0 Rotating assembly Up to 1000RWHP!! This is everything you need except a block to assemble a complete fully...
$2,999.99... more info
400600RA
This is everything you need except a block to assemble a complete fully forged shortblock, this kit has the same parts as the MMR Street Mod 600...
$2,399.99... more info
400198
MANLEY / MMR 4340 Forged 4.6 to 5.0 8 bolt Stroker crankshaft, shot peened and polished. Produces 302 cubic inches on STD Bore, fits all factory...
$1,099.99 Buy Now
400195
MANLEY / MMR 4340 Forged 4.6 to 5.0 8 bolt Stroker crankshaft, shot peened and polished. Produces 298 cubic inches on STD Bore, fits all factory...
$1,099.99 Buy Now
400190B
New 4340 Forged 4.6 8 bolt MANLEY / MMR crankshaft, shot peened and polished 8 BOLT. Radius on all journals for increased strength. Uses Factory Rod...
$1,099.99 Buy Now
.png "Ford 4.6 / 5.4 Crankshaft Gear (Thick Style)")
