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DIAMOND Racing MODERN HEMI FLAT TOP Pistons [Bore 4.090 | Stroke 3.724 | Rod 6.200 | C.D. 1.210 | Weight XXX | Pin .927 x 2.500 | CC\'s -11.5 | 72cc 9.5] (CHRYSLER 6.4L HEMI)

DIAMOND Racing MODERN HEMI FLAT TOP Pistons [Bore 4.090 | Stroke 3.724 | Rod 6.200 | C.D. 1.210 | Weight XXX | Pin .927 x 2.500 | CC's -11.5 | 72cc 9.5] (CHRYSLER 6.4L HEMI)

$1,143.98  $1,086.78
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Apache 6.4L Block: 4.090 Std Bore 3.724 Std Stroke
  • 3D milling on piston crowns for ready to install finish
  • Inboard forging design for maximium strength
  • Valve pockets designed to work with 6.4L Apache cylinder heads
  • Offset pins for quiet operation
  • Moly skirt coating for friction loss and skirt wear protection
  • Top ring down dimension: .300"
  • Ratios figured for .036 head gasket @ 9.280 Deck
  • Premium 1.2mm x 1.2mm x 3.0mm ring package
  • Premium 8620 .185W wrist pins chamfered for roundwire locks included
  • Valve pocket depth: 0.130" intake and sym exhaust
  • Will work with up to a intake valve size of 2.150"
  • 2618 material for High HP-NOS-Boost applications
Optional H-13, M2 and TP-1 wrist pins available as a upgrade to any piston part number.


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  • Model: 53113-R1-8
  • FROM: DIAMOND Pistons

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we added this on Thursday 20 April, 2017.

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