13.5:1 2.4L Duratec Shortblock

Specifications:

13.5:1 3.507" (89.078mm) Esslinger / RaceTec domed longrod pistons
6.136" (+4mm) Longrod H-beam connecting rods
Keyed forged steel 94mm crankshaft with no balanceshaft gear
Fully machined *NEW* 2.5L block
King XP Main Bearings
Clevite H-series Rod Bearings
New Main Bolts installed during final assembly
New OEM oil squirters installed
New Head Dowels installed
New bellhousing, starter, and powersteering dowels installed
All oil galleys are plugged with thread-in o-ring sealed "AN" plugs
Rear main seal installed 

As with all our shortblock, and complete engine offerings, we start with a brand new block, inspect it for imperfections, dimensions, or damage, before completing the following modifications:

Tap front and rear oil galleys for -8AN O-ring plugs

Tap intake side oil galley for -4AN O-ring plug

Surface Block deck square to crank centerline

Surface Girdle as needed

Install new main girdle bolts

Align hone main tunnel to size

Install ARP Head Stud Kit for torque plate (stud kit hardware available separately)

Torque Plate Hone cylinders to the correct surface finish & clearance for our 3.507" bore 2.5L Duratec pistons

Drill & tap VCT oil feed hole for thread in plug (Drill & tapping for plug is optional, block comes without plug as standard)

Debur all interior and exterior surfaces

Preliminary wash to remove machining chemicals & chips (not to replace final wash before assembly)

Measure all critical dimensions as Quality Control (bore, deck height, main housing bore dia., & cylinder surface finish)

Install new heater hose elbow above water inlet (** We can plug this port on engines without a thermostat**)

Includes new Head Dowels

Includes new Bellhousing Dowels

Includes new piston squirters

Includes new -8AN front & rear oil galley plugs

Includes new -4AN side oil galley plug

Tags: 2.4L (2344cc) De-stroked Shortblocks, 2.4L (2344cc) De-stroked Shortblocks, Assembled Shortblocks