Manley Turbo Tuff 04+ Subaru WRX/STI EJ257 99.75mm Bore +.25mm Size 8.5:1 Dish Piston Set

DIMS: 10.25 x 5.75 x 5.5

SUB: Forged EJ Pistons

Manley pistons are machined of high strength 2618 material. Each design is lightweight yet robust enough to deliver long service life. Perfect ring groove to skirt squareness is achieved through our unique "one fixturing" manufacturing method that assures maximum horsepower. Round wire locks, tool steel wrist pins, and rings are included with every set at no additional charge.

Features
Pin: Standard .180" Wall
Bore Size: 99.75mm (+.25)
Rod Length: 5.137"
Stroke: 79mm Standard Stroke (2.5L)
Comp Distance: 1.209"
Dome Volume: -22 cc
Cylinder Head cc: 51
Compression Ratio: 8.5:1
Piston Type: Dish
Weight: 408 Grams
Benefits
Thicker Skirt Wall
Increased Corner Cross Sections
Formula Won "Strutted" Forging
Outboard Pin Bosses
Offset wrist pin for quiet start-ups

Notice: Product Images may differ from the actual product. Image may be a representation of this item.