Icon Premium Piston Kit, IC829KTD.055

1 Set IC829.055/1 Set 4250BD8.125

Centered pin. Diameter is.9898" (BBC). Use 4250BD8.125 ring set for the.055" oversize piston. Use 440 block.

Sold As: Kit with Rings

Engine Manufacturer: Chrysler

Engine Family: Mopar Big Block RB

Engine Displacement (Liters): 8.5

Engine Displacement (cubic inches): 520

Bore Size (in): 4.32

Bore Size (mm): 109.7

Crown (cc): +4.5cc

Compression Ratio: 75-12.9, 78-12.6, 88-11.4

Top Land: 0.26

Pin Type: Press or Floating

Ring Pack: 1/16, 1/16, 3/16

Exhaust Valve Depth/Diameter: .200/1.880

Pin Configuration: Centered

Intake Valve Depth/Diameter: .215/2.300

Alloy: 2618

Oversized: Yes

Stroke (in): 4.375

Pin Number: .990x2.750

Compression Height IN: 1.423

Compression Height MM: 36.1

Bore Diameter IN: 4.32

Bore Diameter MM: 109.7

Base Number: IC829

Stroke (mm): 111.1

Oversize: .055"

Lock: PRG110-3

Rod (in): 7.1

Pin Diameter (in): 0.99

Make for Engine Family: Mopar

OE Deck Height: 10.725

Grade Type: Performance

Rod (mm): 180.34

Crown Type: FLAT TOP 2V

Pin Diameter (mm): 25.1

Year Range: -

Piston Material: Forged 2618 Alloy

Oversizes: .030 .040 .055