Icon Premium Piston Set, IC843.040

ICON Forged Piston - Chry 520 Rod 7.100 Flat Top +30.4cc 2V

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

Sold As: Piston Set

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

Piston Head Type: Dish

Crown (cc): +30.4cc

Compression Ratio: 75-10.3, 78-10.0, 88-9.3

Top Land: 0.3

Pin Type: Press or Floating

Crown Type: STEP DISH 2V

Compression Height IN: 1.423

Compression Height MM: 36.1

Bore Diameter IN: 4.32

Lock: PRG110-3

Alloy: 2618

Exhaust Valve Depth/Diameter: .200/1.880

Year Range: -

Bore Diameter MM: 109.7

Pin Number: .990x2.750

OE Deck Height: 10.725

Oversize: .040"

Oversized: Yes

Intake Valve Depth/Diameter: .215/2.300

Stroke (in): 4.375

Piston Material: Forged 2618 Alloy

Pin Configuration: Centered

Rod (in): 7.1

Oversizes: .030 .040 .055

Pin Diameter (mm): 25.1

Base Number: IC843

Rod (mm): 180.34

Pin Diameter (in): 0.99

Stroke (mm): 111.1

Make for Engine Family: Mopar

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