SRP Pistons SRP152159 Forged Pistons Chev Big Block 557 4.5" Bore 1.245" Comp Distance

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SRP Pistons

SRP152159
$1,397.60 AUD
$1,397.60 AUD
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SRP Pistons SRP152159 Forged Pistons Chev Big Block 557 4.5" Bore 1.245" Comp Distance

Item Description

SRP FORGED PISTONS CHEV BIG BLOCK 557 4.5" BORE 1.245" COMP DISTANCE SRP152159
SRP big block Chevy high-compression dome top pistons have a hollow dome design that fits most open chamber STD GM, Dart, and Brodix heads. They are forged from premium 2618 aluminum alloy with CNC-machined domes with radiused valve reliefs that provide optimum flame travel. They include a pin fitting, double Spiro locks, and a wall wrist pin. Their CNC-machined ring grooves accept 1/16, 1/16, 3/16 rings, which are sold separately. These pistons will fit tall decks when used with .400 in. long ends, but will not fit GM Signature series or Edelbrock cylinder heads. Pin upgrades are available.
Specs:Application: Chev Big Block 502 Gen V, VI 557 cubic inch. Will not fit GM Signature series or Edelbrock 60549, 60559, 61559, 60449, 60459, 61459, 60479, or 60499 cylinder heads.
Bore (in) 4.500 in.
Bore (mm) 114.300mm
Piston Style Dome, with single valve relief
Piston Material Forged aluminum
Compression Distance (in) 1.245 in.
Piston Head Volume (cc) -41.00cc
Wrist Pin Style Press-fit or floating
Pin Diameter (in) 0.990 in.
Piston Ring Thickness 1/16 in. x 1/16 in. x 3/16 in.
Quantity Sold as a set of 8.
Notes Oil rail support included.



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  • Manufacturer: SRP Pistons
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