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  • Chevy Small Block SRP PRO 2618 SERIES - 400 SMALL BLOCK INVERTED DOME PROFESSIONAL SERIES - ***Single Piston***
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Chevy Small Block SRP PRO 2618 SERIES - 400 SMALL BLOCK INVERTED DOME PROFESSIONAL SERIES - ***Single Piston***

Price: $118.25

Select Size:

  • Bore
  • Comp. Ht.
  • Volume Dome CC
  • 4.125mm = 0.162in 1 -16
  • 4.13mm = 0.163in 1 -16
  • 4.135mm = 0.163in 1 -16
  • 4.155mm = 0.164in 1 -16

Weight: 0.01 lb

Sku: 367123S

Weight:

SKU:



$118.25

PISTON DESIGN
  • Advanced, lightweight FSR forging that eliminates stress concentrations for superior strength
  • Up to 20% lighter than traditional equivalent
  • High-silicon 4032 aluminum alloy for reduced piston-to-wall clearance and quiet operation and 2618 versions avaialble
  • Accumulator grooves for improved ring seal
  • Designed for normally aspirated or moderate forced induction/nitrous applications
  • Now includes high performance skirt coating!
 RINGS INCLUDED
  • Lightweight, low friction metric ring package included
  • 1.2mm top ring, 1.5mm 2nd ring, 3.0mm standard tension oil ring
  • Minimal filing required

    PINS AND LOCKS
  • High quality 2.250" pin further reduces reciprocating weight
  • Carbon steel wire locks included

 

 

Part # CID Bore Stroke Rod
Lgth.		 Block
Ht.		 Comp.
Ht.		 Head Cubic Centimeters 58cc 64cc 70cc Compression Ratio Dome
Vol.		 Gram
Wt.		 Footnote Oversize Recom.
Ring Set
367123 428 4.125 4 6 9 1 11.4 10.8 10.2 -16 343 2618, B STD JG31F8-4125-2
367124 429 4.13 4 6 9 1 11.5 10.8 10.2 -16 344 2618, B 0.005 JG31F8-4135-2
367125 430 4.135 4 6 9 1 11.5 10.8 10.2 -16 345 2618, B 0.01 JG31F8-4135-2
367126 434 4.155 4 6 9 1 11.6 10.9 10.3 -16 349 2618, B 0.03 JG31F8-4155-3
367123 372 4.125 3.48 6.25 8.99 1 10.1 9.5 9 -16 343 2618, B STD JG31F8-4125-2
367124 373 4.13 3.48 6.25 8.99 1 10.1 9.5 9 -16 344 2618, B 0.005 JG31F8-4135-2
367125 374 4.135 3.48 6.25 8.99 1 10.2 9.6 9 -16 345 2618, B 0.01 JG31F8-4135-2
367126 377 4.155 3.48 6.25 8.99 1 10.3 9.6 9.1 -16 349 2618, B 0.03 JG31F8-4155-3

 

 

Top Compression Ring Thickness 0.0480
Second Compression Ring Thickness 0.0600
Oil Ring Thickness 0.149
Forging Type FSR
Series SRP Professional 2618
Piston Head Type Inv Dome/Dish
Pin Diameter (IN) 0.927
Make CHEVROLET
Wrist Pin Style - floating or press fit Floating
Wall Type CHAMFERED
Wall Thickness (IN) 0.170
Ringset Part Number JG31F1-4125-2
Ring Brand ProSeal
Ringset Included Yes
Retainer Thickness 0.073
Retainer Lock Style Wire Lock
Retainer Lock Part Number 927-073-MW
Retainer Diameter (IN) 0.927
Piston Pin Inside Diameter 0.587
Piston Material 2618
Piston Pin Length (IN) 2.250
Piston Avg Wt 343
Pin Offset No
Pin Brand JE Pistons
Pin Part Number 927-2250-17-51C
Pin Included Yes
Pin Diameter (mm) 23.55
Oil Rail Support Part Number (If Required) 4125-162
Oil Rail Support Included Yes
Oil Rail Radial Wall 0.162
Deck Clearance 0.000
Brand SRP