MMR is proud to continue offering some of the best shortblocks available for your 1996 - 2004 Mustang GT and Cobra. MMR Modular engines have captured more Championships and records than any other Modular engine builder. From our very own Worlds fastest and only 6 second 5.0 coyote to NMRA Racers such as Haley James and Frank Varela and their 2014 and 2015 Championships - MMR has you covered! Each and EVERY MMR shortblock is covered by a 6 Month warranty and has extended warranty options available. MMR Prides itself on customer service, we are A+ rated with the BBB, have 100% Positive feedback with Ebay.
Read what Forum members have to say about their MMR engines:
MMR Modular Mustang Racing Feedback product reviews customers satisfaction negative positive
Custom build your shortblock online today @ Modular Motorsports Racing | Home of the Worlds Fastest Modular Engines
Have questions - email [email protected]
A look at some of our shortblock models:
MMR 4.75 Liter Stroker 750SE Forged Shortblock (up to 750 RWHP)
Starting at: $4499.99
Fits ALL 1996-2004 Mustang GT and Cobra
* Brand New Cast Iron Ford Racing Block, torque plate bored and honed
* New Precision US Made 4340 Forged 4.75 Liter Crankshaft w/micro polished journals at no extra charge (8 bolt only) (6 bolt applications will simply require a 8 bolt flywheel)
* New Forged Steel 5.933 MMR 750 HP I-beam Rods w/ARP rod bolts ( These rods are shotpeened, magnafluxed and weight matched to bring you the finest I-beam rod available for your Mustang)
* New Forged Manley pistons with Chromoly pins
* Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
* Clevite Rod and Main bearings
* Ford Racing oil pump
* Complete Pro Assembly and Digital Balancing for the smoothest, highest revving shortblock available, Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
* 1 year warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR 4.75 Liter Stroker 900SE Forged Shortblock (up to 900 RWHP)
Starting at: $4699.99
Fits all 1996-2004 Mustang GT and Cobra
*Brand New STD bore (3.552) Cast Iron Ford Racing Block, torque plate bored and honed
*New Premium 4340 Forged US Made 4.75 Liter Stroker Crankshaft w/micro polished journals at no extra charge
*New 4340 MMR H-beam Rods w/ARP rod bolts ( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest H-beam rod available)
*New Forged Manley/MMR pistons (High, stock or low compression)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
*Clevite Rod and Performance Main bearings
*Ford Racing High Volume Oil Pump (installed)
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available,Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*1 year warranty
Available UpgradesADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block UpgradeUpgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR 4.75L Stroker Mod 1000SE Forged Shortblock (up to 1000 RWHP)
Starting at: $4899.99
Fits all 1996-2004 Mustang GT and Cobra
*Brand New Cast Iron Ford Racing Block, torque plate bored and honed
*New Premium 4340 Forged US Made 8 Bolt 4.75L Stroker Crankshaft w/micro polished journals at no extra charge (6 bolt applications will simply need a 8 bolt flywheel or flexplate)
*New 4340 Manley H-beam Rods w/ARP rod bolts ( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest H-beam rod available)
*New Forged Manley pistons with Chromoly Pins (any compression ratio)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
*Clevite Rod and Performance Main bearings *Ford Racing High Volume Oil Pump (installed)
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available,Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*Ford Racing High Volume Oil Pump (installed)
1 year Warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR Stroker Race Mod 1500SE 4.75L shortblock (up to 1500 RWHP)
Starting at: $5899.99
Fits all 1996-2004 Mustang GT and Cobra and increase engine size to 4.75 Liters
*Brand New Cast Iron 2004 Cobra Block, torque plate bored and honed
*New 4340 Forged Custom 4.75 Liter US Made Forged Crankshaft, includes additional heat treat w/micro polished journals at no extra charge
*New 4340 5.933 Manley Pro-series Billet Rods w/ARP 2000 Rod bolts( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest I-beam rod available for your 4.6
*New 2618 Alloy Forged Manley/MMR Pistons (High or low compression)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A) *Clevite Competition series heat treated Rod and Main bearings
*ARP main stud kit for maintaining correct cap location under the hardest of loads
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available, Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*Ford Racing High Volume oil pump and Pick-up (installed)
*1 Year warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
Read what Forum members have to say about their MMR engines:
MMR Modular Mustang Racing Feedback product reviews customers satisfaction negative positive
Custom build your shortblock online today @ Modular Motorsports Racing | Home of the Worlds Fastest Modular Engines
Have questions - email [email protected]
A look at some of our shortblock models:
MMR 4.75 Liter Stroker 750SE Forged Shortblock (up to 750 RWHP)
Starting at: $4499.99
Fits ALL 1996-2004 Mustang GT and Cobra
* Brand New Cast Iron Ford Racing Block, torque plate bored and honed
* New Precision US Made 4340 Forged 4.75 Liter Crankshaft w/micro polished journals at no extra charge (8 bolt only) (6 bolt applications will simply require a 8 bolt flywheel)
* New Forged Steel 5.933 MMR 750 HP I-beam Rods w/ARP rod bolts ( These rods are shotpeened, magnafluxed and weight matched to bring you the finest I-beam rod available for your Mustang)
* New Forged Manley pistons with Chromoly pins
* Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
* Clevite Rod and Main bearings
* Ford Racing oil pump
* Complete Pro Assembly and Digital Balancing for the smoothest, highest revving shortblock available, Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
* 1 year warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR 4.75 Liter Stroker 900SE Forged Shortblock (up to 900 RWHP)
Starting at: $4699.99
Fits all 1996-2004 Mustang GT and Cobra
*Brand New STD bore (3.552) Cast Iron Ford Racing Block, torque plate bored and honed
*New Premium 4340 Forged US Made 4.75 Liter Stroker Crankshaft w/micro polished journals at no extra charge
*New 4340 MMR H-beam Rods w/ARP rod bolts ( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest H-beam rod available)
*New Forged Manley/MMR pistons (High, stock or low compression)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
*Clevite Rod and Performance Main bearings
*Ford Racing High Volume Oil Pump (installed)
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available,Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*1 year warranty
Available UpgradesADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block UpgradeUpgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR 4.75L Stroker Mod 1000SE Forged Shortblock (up to 1000 RWHP)
Starting at: $4899.99
Fits all 1996-2004 Mustang GT and Cobra
*Brand New Cast Iron Ford Racing Block, torque plate bored and honed
*New Premium 4340 Forged US Made 8 Bolt 4.75L Stroker Crankshaft w/micro polished journals at no extra charge (6 bolt applications will simply need a 8 bolt flywheel or flexplate)
*New 4340 Manley H-beam Rods w/ARP rod bolts ( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest H-beam rod available)
*New Forged Manley pistons with Chromoly Pins (any compression ratio)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
*Clevite Rod and Performance Main bearings *Ford Racing High Volume Oil Pump (installed)
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available,Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*Ford Racing High Volume Oil Pump (installed)
1 year Warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to ARP Main Studs ( +$189.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
MMR Stroker Race Mod 1500SE 4.75L shortblock (up to 1500 RWHP)
Starting at: $5899.99
Fits all 1996-2004 Mustang GT and Cobra and increase engine size to 4.75 Liters
*Brand New Cast Iron 2004 Cobra Block, torque plate bored and honed
*New 4340 Forged Custom 4.75 Liter US Made Forged Crankshaft, includes additional heat treat w/micro polished journals at no extra charge
*New 4340 5.933 Manley Pro-series Billet Rods w/ARP 2000 Rod bolts( These US made rods are shotpeened, magnafluxed and weight matched to bring you the finest I-beam rod available for your 4.6
*New 2618 Alloy Forged Manley/MMR Pistons (High or low compression)
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A) *Clevite Competition series heat treated Rod and Main bearings
*ARP main stud kit for maintaining correct cap location under the hardest of loads
*Complete Pro Assembly and Balancing for the smoothest, highest revving shortblock available, Pre-Lubricated with Royal Purple Assembly Lube and spin tested. Lastly 3 technicians sign off on your new engine prior to packaging and crating.
*Ford Racing High Volume oil pump and Pick-up (installed)
*1 Year warranty
Available Upgrades
ADD ARP Head Studs (2V and 4V) ( +$289.99 )
ADD ARP Head Studs (3V applications Only) ( +$369.99 )
Add Billet Lower crankshaft gear ( +$99.99 )
ADD MMR Carbon/Composite Windage Tray w/gasket ( +$139.99 )
ARP Crankshaft / Balancer Bolt ( +$19.99 )
EXTENDED WARRANTY (extends warranty to 18 months total) ( +$350.00 )
FEL-PRO Extreme duty head gaskets ( +$169.99 )
Notch Pistons for high lift cams 2V ( +$150.00 )
Notch Pistons for high lift cams 4V ( +$150.00 )
Upgrade to "REDFIRE" Piston Coating ( +$250.00 )
Upgrade to MMR Billet Oil Pump Gears ( +$299.99 )
Upgrade to MMR Main Cap side Bolts ( +$59.99 )
Block Upgrade
Upgrade to Ford Racing BOSS BLOCK (makes 5.15 Liters) ( +$899.99 )
Upgrade to New Current Production Alloy Block ( +$1,299.99 )
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