Performance Engine Shortblock Rebuilds - DOHC

Need an Engine?

3SX Performance Shortblocks 

Built to Order 

We can build anything you'd need; from OEM-Style Rebuilds, to Full-Tilt Race Engines

All shortblock builds include the following based of stage(s):

Stage 0:

- Seasoned, Cleaned, Inspected, Measured,  Boring + Honed + Re-surfaced blocks 

- New Rod/Main/Thrust Bearings

-Balance the rotating assembly

-Remanufacturered Crank

-Non OEM Gasket kit with 92mm head gaskets

-Reconditioned Factory Rods

- Cast Pistons w/ rings

- Brad Penn Break in Oil (10 qts)

- Mitsubishi Oil Filter (3)

- OEM Head Bolts + Washer

Block Freeze Plugs

Stage 1:

- Seasoned, Cleaned, Inspected, Measured,  Boring + Honed + Re-surfaced blocks

- New Rod/Main/Thrust Bearings

-Balance the rotating assembly

- NEW OEM Crank

-Non OEM Gasket kit with 92mm head gaskets

-3SX Forged Connecting Rods w/ ARP Bolts

- Ross Pistons w/ rings 1st choice (Wiseco 2nd choice if Ross - not in stock)

- Brad Penn Break in Oil (10 qts)

- Mitsubishi Oil Filter (3)

- OEM Head Bolts + Washer

Block Freeze Plugs

 Stage 3:

- Seasoned, Cleaned, Inspected, Measured,  Boring + Honed + Re-surfaced blocks 

- New Rod/Main/Thrust Bearings

-Balance the rotating assembly

 -Line Bore for the ARP Studs

- NEW OEM Crank

-NON OEM Gasket kit with 92mm head gaskets

-OEM Cam Caps

-3SX Forged Connecting Rods w/ ARP Bolts

- Ross Pistons w/ rings (Wiseco 2nd choice if Ross - not in stock)

- Brad Penn Break in Oil (10 qts)

- Mitsubishi Oil Filter (3)

-ARP Head Studs

-ARP Main Studs

Block Freeze Plugs

NOTE1: All of these shortblocks do NOT hold a warranty.  The shortblocks will be assembled prior to shipping.  Guaranteed to rotate upon arrival.  

These shortblocks do have a core charge of (NA Block $1,000.00 / TT Block $2,000.00).  If you send a different shortblock with rotating assembly other than what was purchased on your invoice.  It will not be accepted as a core, and you will have to pay shipping to get the shortblock back to you.  If you don't get it picked up within 30 days, the block will be scrapped. 

ADDON!  Stroker kit includes BC Stroker Crank + 3SX Rods + 3SX Ross pistons + machine the block for clearance included.  Lead time is 6 months.  Crank + Pistons are special order and the block will be line honed for the ARP hardware.

NOTE2: Brands and sizes may vary from the components used in the rebuilds.

You can send your core in advance to prevent paying the core charge.

Here is the difference between the blocks for reference.

                                       NA - 2Bolt                  TT - 2Bolt                TT - 4Bolt

Need a copy of the Core Return Form? Download and print it here!

CORE RETURN FORM