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DIAMOND Racing LS2K 15 DISH Pistons [Bore 4.185 | Stroke 4.000 | Rod 6.125 | C.D. 1.115 | Weight XXX | Pin .927 x 2.250 | CC\'s -24.0 | 62cc 10.0 | 70cc 9.5 | 76cc 9.3] (GM LSX)

DIAMOND Racing LS2K 15 DISH Pistons [Bore 4.185 | Stroke 4.000 | Rod 6.125 | C.D. 1.115 | Weight XXX | Pin .927 x 2.250 | CC's -24.0 | 62cc 10.0 | 70cc 9.5 | 76cc 9.3] (GM LSX)

$1,279.94  $1,215.94
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Designed For Use With OEM and Aftermarket Blocks
  • 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 15° cylinder heads
  • Side gas ports for better ring seal
  • Moly skirt coating for friction loss and skirt wear protection
  • Top ring down dimension: .280" (1.115cd) .250" (1.053cd)
  • Ratios figured for .053 head gasket
  • Premium 1.5mm x 1.5mm x 3.0mm ring package included
  • Premium H-13 .225W wrist pins included chamfered for round wire locks
  • Valve pocket depth: 0.200" intake and .145" exhaust
  • 2618 material for High HP-NOS-Boost applications - rated for 2000HP
Optional H-13, M2 and TP-1 wrist pins available as a upgrade to any piston part number.


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  • Model: 21545-RS-8
  • FROM: DIAMOND Pistons

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we added this on Tuesday 21 November, 2023.

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