Claimer Piston Kit, 9911HCKTM.STD

1 Set 9911HC.STD/1 Set 4125AM8.STD

2 symmetrical valve reliefs, centered pin. Coated skirt. Now supplied with lockrings so the piston can run either full floating or press fit. Cast iron moly ring set 4125AM8. Piston and ring set kit 9911HCKTM.

Sold As: Kit with Rings

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 6.6

Engine Displacement (cubic inches): 400

Bore Size (in): 4.125

Bore Size (mm): 104.8

Crown (cc): +5cc

Compression Ratio: 55-13.1, 58-12.6, 64-11.7, 76-10.3

Top Land: 0.26

Pin Type: Press or Floating

Oversize: STD

Year Range: 1970-2018

Stroke (mm): 95.3

Alloy: 390

Oversizes: STD, .020, .030, .040, .060

Pin Diameter (in): 0.927

Crown Type: FLAT TOP 2V

Year From: 1970

Bore Diameter MM: 104.8

Bore Diameter IN: 4.125

Compression Height MM: 36.4

Compression Height IN: 1.433

Rod (in): 5.7

Piston Material: Cast 390 Hypereutectic Alloy

Exhaust Valve Depth/Diameter: .250/2.200

Pin Number: 0927X216K

OE Deck Height: 9.025

Year To: 2018

Grade Type: Performance

Pin Diameter (mm): 23.5

Pin Configuration: Centered

Stroke (in): 3.75

Ring Pack: 5/64, 5/64, 3/16

Make for Engine Family: General Motors

Rod (mm): 144.78

Intake Valve Depth/Diameter: .250/2.200

Lock: 93

Base Number: 9911HC

Oversized: No