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chevy-big-block-srp-open-chamber-bbc-flat-top-inverted-dome-single-piston
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Chevy Big Block SRP OPEN CHAMBER BBC FLAT TOP / INVERTED DOME - ***Single Piston***

Price: $99.09

Select Size:

  • Bore
  • Comp. Ht.
  • Volume Dome CC
  • 4.28mm = 0.169in 1.27 '-3cc
  • 4.28mm = 0.169in 1.52 '-3cc
  • 4.31mm = 0.170in 1.52 '-3cc
  • 4.31mm = 0.170in 1.27 '-3cc
  • 4.32mm = 0.170in 1.27 '-3cc
  • 4.32mm = 0.170in 1.52 '-3cc
  • 4.35mm = 0.171in 1.27 '-3cc
  • 4.47mm = 0.176in 1.27 '-3cc
  • 4.5mm = 0.177in 1.52 '-3cc
  • 4.5mm = 0.177in 1.27 '-3cc
  • 4.53mm = 0.178in 1.27 '-3cc
  • 4.53mm = 0.178in 1.52 '-3cc
  • 4.56mm = 0.180in 1.52 '-3cc
  • 4.56mm = 0.180in 1.27 '-3cc
  • 4.28mm = 0.169in 1.645 '-3cc
  • 4.28mm = 0.169in 1.395 '-3cc
  • 4.31mm = 0.170in 1.395 '-3cc
  • 4.31mm = 0.170in 1.645 '-3cc
  • 4.32mm = 0.170in 1.645 '-3cc
  • 4.32mm = 0.170in 1.395 '-3cc
  • 4.35mm = 0.171in 1.395 '-3cc
  • 4.35mm = 0.171in 1.645 '-3cc
  • 4.47mm = 0.176in 1.645 '-3cc
  • 4.5mm = 0.177in 1.645 '-3cc
  • 4.5mm = 0.177in 1.395 '-3cc
  • 4.53mm = 0.178in 1.395 '-3cc
  • 4.53mm = 0.178in 1.645 '-3cc
  • 4.56mm = 0.180in 1.645 '-3cc
  • 4.56mm = 0.180in 1.395 '-3cc

Weight: 0.01 lb

Sku: 142979S

Weight:

SKU:



$99.09

  • 4032 low expansion high silicon aluminum alloy heat treated to SRP specifications
  • Ring land and crown thickness specifically engineered for mild turbo, supercharged and nitrous applications
  • Forced Pin Oiler for increased wrist pin lubrication
  • Pin fitting and double spiro locks included
  • 990-2930-150 wall wrist pin (150 grams) included
  • CNC Machined ring grooves accept 1/16, 1/16, 3/16 rings (Rings Sold Seperately)
  • Optional bearing steel pins available

 

 

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
142979 489 4.28 4.25 6.385 9.78 1.27 9 8.6 8.3 -3cc 520 B 0.03 S100S8-4280-5
139506 489 4.28 4.25 6.135 9.78 1.52 9 8.6 8.3 -3cc 568 0.03 S100S8-4280-5
139507 496 4.31 4.25 6.135 9.78 1.52 9.1 8.7 8.3 -3cc 591 0.06 S100S8-4310-5
142980 496 4.31 4.25 6.385 9.78 1.27 9.1 8.7 8.4 -3cc 532 B 0.06 S100S8-4310-5
142981 498 4.32 4.25 6.385 9.78 1.27 9.1 8.8 8.4 -3cc 538 B 0.07 J100F8-4320-5
139508 498 4.32 4.25 6.135 9.78 1.52 9.1 9.8 8.4 -3cc 601 M 0.07 J100F8-4320-5
142982 505 4.35 4.25 6.385 9.78 1.27 9.3 8.9 8.5 -3cc 552 B 0.1 S100S8-4350-5
142983 533 4.47 4.25 6.385 9.78 1.27 9.7 9.3 9 -3cc 572 B,M .STD J100S8-4470-5
139521 540 4.5 4.25 6.135 9.78 1.52 9.8 9.4 9.1 -3cc 644 M 0.03 S100S8-4500-5
142984 540 4.5 4.25 6.385 9.78 1.27 9.8 9.4 9.1 -3cc 595 B 0.03 S100S8-4500-5
142985 547 4.53 4.25 6.385 9.78 1.27 9.9 9.5 9.2 -3cc 607 B 0.06 S100S8-4530-5
139522 547 4.53 4.25 6.135 9.78 1.52 9.9 9.5 9.2 -3cc 664 0.01 S100S8-4530-5
338170 555 4.56 4.25 6.135 9.78 1.52 10 9.6 9.3 -3cc NEW M 0.092 S100S8-4560-5
231513 555 4.56 4.25 6.385 9.78 1.27 10 9.6 9.2 -3cc 628 B 0.04 S100S8-4560-5
139477 460 4.28 4 6.135 9.78 1.645 8.5 8.2 7.9 -3cc 594 0.03 S100S8-4280-5
142972 460 4.28 4 6.385 9.78 1.395 8.5 8.2 7.9 -3cc 549 0.03 S100S8-4280-5
142973 466 4.31 4 6.385 9.78 1.395 8.6 8.3 8 -3cc 562 0.06 S100S8-4310-5
139478 466 4.31 4 6.135 9.78 1.645 8.6 8.3 8 -3cc 611 0.06 S100S8-4310-5
139479 469 4.32 4 6.135 9.78 1.645 8.7 8.3 8 -3cc 615 0.07 J100F8-4320-5
142974 469 4.32 4 6.385 9.78 1.395 8.7 8.3 8 -3cc 568 0.07 J100F8-4320-5
142975 475 4.35 4 6.385 9.78 1.395 8.8 8.4 8.1 -3cc 582 M 0.1 S100S8-4350-5
139480 475 4.35 4 6.135 9.78 1.645 8.8 8.4 8.1 -3cc 630 0.1 S100S8-4350-5
139481 502 4.47 4 6.135 9.78 1.645 9.2 8.8 8.5 -3cc 653 .STD J100S8-4470-5
139482 508 4.5 4 6.135 9.78 1.645 9.3 8.9 8.6 -3cc 670 0.03 S100S8-4500-5
142977 508 4.5 4 6.385 9.78 1.395 9.3 8.9 8.6 -3cc 618 0.03 S100S8-4500-5
142978 515 4.53 4 6.385 9.78 1.395 9.4 9 8.7 -3cc 635 0.06 S100S8-4530-5
139483 515 4.53 4 6.135 9.78 1.645 9.4 9 8.7 -3cc 686 0.06 S100S8-4530-5
338168 523 4.56 4 6.135 9.78 1.645 9.5 9.1 8.8 -3cc NEW M 0.092 S100S8-4560-5
338169 523 4.56 4 6.385 9.78 1.395 9.5 9.1 8.8 -3cc NEW M 0.092 S100S8-4560-5

 

 


Top Compression Ring Thickness 0.0640
Second Compression Ring Thickness 0.0640
Oil Ring Thickness 0.218
Forging Type FSR
Series SRP
Piston Head Type Flat Top
Pin Diameter (IN) 0.990
Make CHEVROLET
Wrist Pin Style - floating or press fit Floating
Wall Type STRAIGHT
Wall Thickness (IN) 0.150
Ringset Part Number S100S8-4280-5
Ring Brand ProSeal
Ringset Included No
Retainer Thickness 0.042
Retainer Lock Style Spiro Lock
Retainer Lock Part Number 990-042-CS
Retainer Diameter (IN) 0.990
Piston Pin Inside Diameter 0.690
Piston Material 4032
Piston Pin Length (IN) 2.930
Piston Avg Wt 520
Pin Offset No
Pin Brand JE Pistons
Pin Part Number 990-2930-15-51S
Pin Included Yes
Pin Diameter (mm) 25.15
Oil Rail Support Part Number (If Required) 4280-193
Oil Rail Support Included Yes
Oil Rail Radial Wall 0.193
Deck Clearance 0.000
Brand SRP