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![Forged Piston Set [Pontiac 455]](https://www.jegs.com/images/mini_750/600/648/648-ic888.030.jpg)
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Pontiac 455
Forged Piston SetPontiac 455 ci V8 Bore: 4.180 in. (+.030 in.) Flat Top w/2 Valve Reliefs -5.5 cc Rod Length: 6.630 in. Stroke: 4.210 in 2618 Alloy Set of 8
Technical Specs:
- Alloy: Premium High Ductility 2618
- Bore: 4.180 in.
- Crankshaft Stroke: 4.210 in.
- Connecting Rod Length: 6.630 in.
- Compression Height: 1.490 in.
- Pin Size: 0.981 in.
- Pin Location: Centered
- Pin Type: Press or Floating
- OE Deck Height: 10.250 in.
- Flat Top: -5.50 cc 2 Symmetrical Valve Reliefs
- Intake Valve Relief: 0.221 in. Depth / 2.310 in. Diameter
- Exhaust Valve Relief: 0.220 in. Depth / 1.960 in. Diameter
- Top Landing Height: 0.260 in.
- Ring Grooves: 1/16 in. Top; 1/16 in. Middle; 3/16 in. Bottom
- Gram Weight: 529/149
- Compression Ratio: 12.1:1 w/71 cc Heads; 10.3:1 w/87 cc Heads; 9.6:1 w/96 cc
Part TypePiston
BrandUNITED ENGINE MACHINE
Package Height4.8
Package Width9.4
Package Length18.8
Weight13.85 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberIC888.030
Package Qty1
Package TypeEA
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