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IAG Stage 3 FA20 DIT Subaru Short Block for 2015-16 WRX
IAG Stage 3 FA20 Built Subaru Short Block
Usually Ships in 6 to 8 Weeks
Head Stud Machining
1/2 Inch Head Studs Service# IAG-MSS-1200 [Add $200.00]
14mm Head Studs Service# IAG-MSS-1201 [Add $200.00]
Oil Plug Kit PN# IAG-ENG-1721 [Add $18.00]
IAG Stage 3 FA20 DIT Short Block
The IAG Stage 3 short block starts with new Subaru FA 2.0L engine case halves that are bored and honed to 86.1mm on our in house Sunnen SV-10. IAG‘s in house honing process is able to set piston to wall clearances tighter for a quieter running engine. The short block is measured and assembled using a new 2015-16 Subaru 2.0L WRX crankshaft that is matched to King main bearings. Manley I-Beam rods are utilized along with King rod bearings. The case halves are sealed with new OEM case bolts and sealant. Finally Manley 86.1mm Platinum Series Forged Pistons are spec'd and installed finishing off the short block.
Stage 3 FA20 Includes:
Case Halves -
Brand new OEM Subaru FA20 case halves, bored and honed to 86.1mm
Manley Platinum Series 86.1mm Forged Pistons
Connecting Rods -
Manley I-Beam / ARP Rod Bolts
Rod / Main Bearings -
New Subaru FA20 DIT crankshaft
Case / Main Bolts -
Standard Subaru case bolts
Additional Options Available:
Head Stud Machining
- Machine case for 1/2 inch Head Stud Set, or 14mm head studs (Head studs sold separately)
- IAG 1/2 inch ARP head stud set - $499.99, or IAG Spec 14mm head studs with ARP nut and washers - $550
- OEM plug kit (x1) 11021AA190 Plug, (x3) 11024AA141 Plugs - $18.00
10.0:1 (.6 lower than stock compression) on standard gasket thickness.
*All IAG Short Blocks are balanced and blueprinted.
PDF After Sale Document - Contains Shipping, Engine Care and Warranty Information
Model Year & Fitment
2015 Subaru WRX
2016 Subaru WRX
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1203 Baltimore Blvd.
Westminster, MD 21157
Integrity Auto Group Inc.