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Diamond R Series LS1 Street/Strip Series Forged Pistons

Diamond R Series LS1 Street/Strip Series Forged Pistons

$872.00 $932.00

New Release - Diamond's new R Series pistons are machined using their newest and most precise equipment. This price includes Diamond rings.  All of these pistons are designed for an LS1 cylinder head.  Please give us a call if you have any questions.

 Bore Stroke Rod C.D. W(gm) CC's 62cc 66CC 70CC Part
3.905 3.622 6.098 1.331 415 -2.0 10.7 10.2 9.8 11500-R1
3.905 3.622 6.098 1.331 424 0.0 11.0 10.5 10.0 11501-R1
3.905 3.622 6.125 1.304 408 -2.0 10.7 10.2 9.8 11502-R1
3.905 3.622 6.125 1.304 421 -8.6 9.9 9.5 9.1 11503-R1
3.905 4.000 6.125 1.115 375 -2.0 11.7 11.2 10.7 11505-R1
3.905
4.000 6.125 1.115 383 -7.0 11.1 10.6 10.1 11504-R1
4.005 4.000 6.125 1.115 402 -2.0 12.2 11.6 11.1 11540-R1
4.005 4.000 6.125 1.115 403 -10.0 11.1 10.6 10.2 11550-R1
4.000 3.622 6.098 1.331 443 -13.7 9.7 9.3 9.0 11514-R1
4.030 3.622 6.098 1.331 449 -2.0 11.3 10.7 10.3 11510-R1
4.030 3.622 6.098 1.331 450 -15.0 9.7 9.3 9.0 11515-R1
4.060 3.622 6.098 1.331 457 -2.0 11.4 10.9 10.4 11511-R1
4.000 3.622 6.125 1.304 437 -13.7 9.7 9.3 9.0 11516-R1
4.030 3.622 6.125 1.304 451 -2.0 11.3 10.7 10.3 11512-R1
4.030 3.622 6.125 1.304 446 -15.0 9.7 9.3 9.0 11517-R1
4.060 3.622 6.125 1.304 452 -2.0 11.4 10.9 10.4 11513-R1
4.000 4.000 6.125 1.115 402 -2.0 12.2 11.6 11.1 11518-R1
4.000 4.000 6.125 1.115 407 -15.0 10.5 10.1 9.7 11520-R1
4.030 4.000 6.125 1.115 412 -2.0 12.3 11.8 11.2 11519-R1
4.030 4.000 6.125 1.115 410 -15.0 10.6 10.2 9.8 11521-R1
4.060 4.000 6.125 1.115 418 -2.0 12.5 11.9 11.4 11529-R1
4.125 4.000 6.125 1.115 434 -7.0 12.1 11.6 11.1 11522-R1
  • 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
  • Premium 1.2mm x 1.5mm x 3.0mm ring package on all 3.905 bore piston sets included
  • Premium 8620 .185W wrist pins included
  • Valve pocket depth: 0.176" intake and .105" exhaust
  • 2618 material for High HP-NOS-Boost applications

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