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CHEVROLET 572 REPLACEMENT SERIES

  • Direct replacement for OEM GM 572 piston in Flat Top or Dome configuration
  • 4032 low expansion high silicon aluminum alloy heat treated to SRP specifications
  • CNC Machined domes with radiused valve reliefs provide optimum flame travel
  • Pin fitting and double spiro locks (990-042-CS) included
  • 990-2930-150-51S wrist pins (150 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Separately)
  • Optional bearing steel pins available
572 Replacement Series
Std Bore: 4.560
Ring package designed for: 1/16, 1/16, 3/16 Rings
Tech and Installation Tips
Part # CID Bore Stroke Rod
Lgth.		 Block
Ht.		 Comp.
Ht.
Head Cubic Centimeters
112cc 118cc 124cc
Compression Ratio
Dome
Vol.		 Gram
Wt.		 Footnote Oversize Recom.
Ring Set
297250 572 4.560 4.375 6.535 10.188 1.465 10.3 9.8 9.5 -3cc 675 STD S100S8-4560-5
297254 572 4.560 4.375 6.535 10.188 1.465 13.6 12.9 12.2 31cc 670 STD S100S8-4560-5
297255 573 4.565 4.375 6.535 10.188 1.465 13.7 12.9 12.2 31cc 672 .005 S100S8-4560-5
297251 573 4.565 4.375 6.535 10.188 1.465 10.3 9.9 9.5 -3cc 677 .005 S100S8-4560-5
297252 582 4.600 4.375 6.535 10.188 1.465 10.4 10.0 9.6 -3cc 700 .040 S100S8-4600-5
297257 582 4.600 4.375 6.535 10.188 1.465 13.8 13.0 12.4 31cc 695 .040 S100S8-4600-5

- Denotes part # has been issued a new part #. A list referencing old part #s to their new counterparts will be available shortly.

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