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DIAMOND PISTONS

Diamond LS2K 4.145 Bore 4.000 Stroke -3cc LSX 15 Flat Top Piston Kit 21577-RS-8

PART NUMBER:
21577-RS-8
UPC:
1.93565E+11
MPN:
21577-RS-8
Availability:
Ships from Manufacturer
Shipping:
Free Over $98 in US 48
Type:
Flat Top Pistons
Bore (in.):
4.145
Stroke (in.):
4.000
Rod Length (in.):
6.125
Compression Height (in.):
1.115
Crown Volume (cc):
-3
Compression Ratio w/69cc:
11.4:1
Wrist Pins Included:
Yes
Wrist Pin Material:
H-13
Pin Diameter (in.):
0.927
Pin Length (in.):
2.250
Alloy:
2618
Rings Included:
Yes
Ring Sizes:
1.5mm, 1.5mm, 3.0mm
Weight (g):
Call
Int Valve Pocket Depth (in.):
0.220
Exh Valve Pocket Depth (in.):
0.145
Moly Coated Skirt:
Yes
For Use w/ Power Adder:
Yes
Quantity:
Sold as set of 8
$1,279.94

Description

Diamond LS2K 4.145 Bore 4.000 Stroke -3cc LSX 15 Flat Top Piston Kit 21577-RS-8

Chevy LSX 15°

With the use of aftermarket blocks becoming more common, Diamond has answered the need for oversize bore sizes available in our popular LS2K series 2000hp shelf line-up, expanding the bore offerings with oversize’s of 4.135, 4.145, 4.155 & 4.165 bores. Diamond Pistons is the industry leader for world-class, cutting-edge manufactured, pistons that are purpose-built to handle the high-boost demand environment required to get the most out of your high performance LS engine. These Diamond Pistons come equipped with:

Features:

  • 3D milling on piston crowns for ready to install finish
  • Inboard forging design with fully machined under crown for maximum strength
  • Valve pockets designed to work with most aftermarket cylinder heads
  • Side gas ports for better ring seal
  • Moly skirt coating for friction loss and skirt wear protection
  • Top ring down dimension: .280"
  • Ratios figured for .053 head gasket
  • Premium 1.5mm x 1.5mm x 3.0mm ring package included
  • Premium H-13 .250W wrist pins included chamfered for round wire locks
  • Valve pocket depth: 0.220" intake and .162" exhaust
  • 2618 material for High HP-NOS-Boost applications - rated for 2000HP

 

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