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Manley Pistons for FA20 2015+ WRX

Manley

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More info below

Click on the part number in the table to choose a piston set.

Manley pistons for the 2015+ FA20 Subaru WRX. To make it easy, we have them all organized in the table. Simply click on the part number you want and it will take you to your piston. Some pistons are sold as a set of 4 and some are sold individually. Part numbers with a (-4) are the full set of four and (-1) is a single piston.

Vehicle Fitment:
2015+ Subaru WRX (FA20)

 

(* Single Piston Grade A or B *)
Manley Platinum Series Piston for FA20 2015+ WRX
86mm Standard Stroke (2.0L)
Compression Ratio: 10:0:1

Comp Distance = 1.285"
Dome Volume = -13 cc
Piston Type = Dish
Part Number Pin Bore Size
mm
Rod Length
mm
Weight
(Grams)
Included Ring Set
632700CA‑1 Standard .150" 86mm Grade A 5.090" 340 46861DT‑1
632700CEA‑1 Extreme .210" 86mm Grade A 5.090" 340 46861DT‑1
632700CB‑1 Standard .150" 86mm Grade B 5.090" 340 46861DT‑1
632700CEB‑1 Extreme .210" 86mm Grade B 5.090" 340 46861DT‑1
These pistons feature skirt diameters that correspond to the OEM Grade A or B bores resulting in a piston to wall clearance range of .0023" - .0031". Check the bore grades on the top of your block and order the appropriate quantities of Grade A or B pistons. (Sold as -1 individual pieces, not sets.)
 
 

(* Set of 4 Pistons *)
Manley Platinum Series Pistons for FA20 2015+ WRX
86mm Standard Stroke (2.0L)
Compression Ratio: 10:0:1

Comp Distance = 1.285"
Dome Volume = -13 cc
Piston Type = Dish
Part Number Pin Bore Size
mm
Rod Length
mm
Weight
(Grams)
Included Ring Set
632701C‑4 Standard .150" 86.10 (+.1mm) 5.090" 341 46861DT‑4
632701CE‑4 Extreme .210" 86.10 (+.1mm) 5.090" 341 46861DT‑4
632702C‑4 Standard .150" 86.25 (+.25mm) 5.090" 350 46863DT‑4
632702CE‑4 Extreme .210" 86.25 (+.25mm) 5.090" 350 46863DT‑4
632705C‑4 Standard .150" 86.5 (+.5mm) 5.090" 353 46866DT‑4
632705CE‑4 Extreme .210" 86.5 (+.5mm) 5.090" 353 46866DT‑4

Manley Platinum Series Pistons:
• Moly Coated Skirts
• 2618 high strength material
• Pressure balance groove
• Will accommodate +1mm valve sizes
• Premium Steel top rings with Napier second ring
• Round wire locks included
• Recommended piston clearance: .003" for mildly boosted and .0035" for highly boosted measured .850" from the bottom of the oil ring

Wrist Pin Options:
Wrist Pin: Size: Material: Pin Part Number:
Standard .150" Wall x 2.250" Premium Chrome Moly 42251
Extreme .210" Wall 9310 Alloy 42551
© All content is property of STM Tuned Inc
We price match!
If you find it cheaper, just give us a call!
(585) 226-8226

© All content is property of STM Tuned Inc

We price match!
If you find it cheaper, just give us a call!
(585) 226-8226




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