CP - Piston Kit (Subaru 2.5L)

CP Piston

CP - Piston Kit (Subaru 2.5L)

In the rangePart no. SC-7420

Fitment not listed

The supplier does not state which cars this fits, and we would rather say so than guess. Ask us with your car and we will check before you order.

Engine
2.5L
Material
High-strength aluminium forging
Valve size accommodation
+1mm
Category
Engine & forced induction
All 9 specifications ↓

Want this, or something like it?

We can’t take an order yet — supply is still being arranged. Ask, and we will tell you what we know about it and let you know when it is available. What people ask for is what we range first.

  • Fitment is confirmed, not guessed

    A chassis is listed only where the part is on one of our cars or on the manufacturer’s own application list.

  • Some of this is on our cars

    Parts marked On our cars are ones we race. Those descriptions are written from running them, not from a brochure.

  • A person answers

    Enquiries go to Michael, who races the cars. Tell us the car and what you are trying to fix.

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Specifications

Brand
CP Piston
Part number
SC-7420
Engine
2.5L
Material
High-strength aluminium forging
Valve size accommodation
+1mm
Balance tolerance
+/- 1 gram
Construction
Double pin oilers, force-fed oil ring
In the box
Wrist pins, pin fitting
Category
Engine & forced induction

Figures as published for this part; fitment is only what we have confirmed. Check critical dimensions against your car before ordering.

About this part

CP's piston kit, part number SC-7420, is built for the Subaru 2.5L engine, forged from high-strength aluminium. Valve pockets accommodate an extra 1mm, balance tolerance is held to plus or minus 1 gram, and the pistons use double pin oilers with a force-fed oil ring. Wrist pins and pin fitting are included.

We have not run this part ourselves — the ones we have are marked on our cars.