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DIAMOND PISTONS

Diamond LS 4.125 Bore 4.000 Stroke -3.84cc Flat Top Piston Kit 11585-R1-8

PART NUMBER:
11585-R1-8
MPN:
11585-R1-8
Availability:
Ships from Manufacturer
Shipping:
Free over $98 in U.S. 48
Type:
Flat Top Pistons
Bore (in.):
4.125
Stroke (in.):
4.000
Rod Length (in.):
6.125
Compression Height (in.):
1.115
Crown Volume (cc):
-3.84
Compression Ratio w/70cc:
11.5:1
Wrist Pins Included:
Yes
Wrist Pin Material:
4130
Pin Diameter (in.):
0.927
Pin Length (in.):
2.250
Alloy:
2618
Rings Included:
Yes
Ring Sizes:
1.2mm, 1.2mm, 3.0mm
Weight (g):
449
Int Valve Pocket Depth (in.):
0.206
Exh Valve Pocket Depth (in.):
0.148
Moly Coated Skirt:
Yes
For Use w/ Power Adder:
Yes
Quantity:
Sold as set of 8
Notes:
For use with 12 Degree Valve Angle LS Heads
$1,066.39

Description

Diamond LS 4.125 Bore 4.000 Stroke -3.84cc Flat Top Piston Kit 11585-R1-8

Diamond Comp Series Pistons 

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
  • Valve pocket depth: 0.206" intake and .148" exhaust
  • 2618 material for High HP-NOS-Boost applications
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