MMR 4.6 Street Mod 600 (up to 600 RWHP) 2V, 3V or 4V
The perfect replacement for your forced induction or NOS GT


*Brand New Cast Iron 2004 Cobra Block, torque plate bored and honed
*New Ford Racing Cast Iron Crankshaft rated up to 600HP (8 bolt or 6 bolt)
*New 4340 5.933 MMR (Modular Mustang Racing) I-beam Rods, these rods are
shotpeened, magnafluxed and weight matched w/ ARP Hardware
*New Forged Manley lightweight pistons
*Total Seal file fit rings (precision file fit to your application, nitrous, blower, turbo or N/A)
* Clevite Rod and Main bearings
*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.

Shortblock Options:

Use Customer Supplied crankshaft SUBTRACT $200

Use Customer supplied Block - call for details and pricing subtraction

Coated Pistons (ceramic dome/teflon skirt)  $399.99

Brand New Current production Aluminum Block +$999

NEW Ford Racing BOSS 302 Cast iron Block $999.99 (increases engine size to 5.0)

Upgrade to MMR block side bolts (recommended for 500+ HP) +$49.99 (free installation)

ARP Mainstuds (recommended for 600+HP) +189.99 (free installation)

MMR Street/Racing Oil Pump (highly recommended) + $159.99 (free installation)

MMR Performance water pump $79.99

MMR/Felpro Extreme Duty Headgaskets + $169.99

ARP Headstuds +$289.99

Upgrade to ARP 2000 Rod Bolts + $99.99 (free installation)

MMR windage tray and hardware kit (+15HP) + 129.99

Shown below with optional aluminum block

 

Extended Warranty +$300 (extends warranty to 18 months total and includes shipping to and from MMR)

 

If ordering online please state options requested in the notes section, we will add them before processing your order.

 

 

*Due to the custom nature of MMR shortblocks ALL customers paying with a credit card
 will be billed when the order is placed (prior to engine assembly and shipping),
 All MMR shortblocks are non-refundable regardless if the item has shipped or not.

 400600 $2399

SALE!

 

$2599

 

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call to order

 

IN STOCK READY TO SHIP IN MOST COMPRESSION RATIOS!!