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DIAMOND PISTONS

Diamond LS9/LSA 4.080 Bore 3.622 Stroke -12.0cc Dish Piston Kit 11578-R2-8

PART NUMBER:
11578-R2-8
MPN:
11578-R2-8
Availability:
Ships from Manufacturer
Shipping:
Free over $98 in U.S. 48
Type:
Dish Pistons
Bore (in.):
4.080
Stroke (in.):
3.622
Rod Length (in.):
6.125
Compression Height (in.):
1.304
Crown Volume (cc):
-12.0
Compression Ratio w/70cc:
9.5:1
Wrist Pins Included:
Yes
Wrist Pin Material:
4130
Pin Diameter (in.):
0.927
Pin Length (in.):
2.500
Alloy:
2618
Rings Included:
Yes
Ring Sizes:
1.2mm, 1.2mm, 3.0mm
Weight (g):
Call
Int Valve Pocket Depth (in.):
0.176
Exh Valve Pocket Depth (in.):
0.105
Moly Coated Skirt:
Yes
For Use w/ Power Adder:
Yes
Quantity:
Sold as set of 8
Notes:
For use with 15 Degree Valve Angle LS Heads
$895.35

Description

Diamond LS9/LSA 4.080 Bore 3.622 Stroke -12.0cc Dish Piston Kit 11578-R2-8

Diamond Street/Strip Series Pistons are quality pistons for budget minded builds.

Piston Features:

  • 3D milling on piston crowns for ready to install finish
  • Valve pockets designed to work with most aftermarket cylinder heads
  • Offset pins for quiet operation
  • Moly skirt coating for friction loss and skirt wear protection
  • Top ring down dimension: .250"
  • Ratios figured for .040 head gasket
  • Premium 1.2mm x 1.2mm x 3.0mm ring package included
  • 2618 material for High HP-NOS-Boost applications
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