Claimer Piston Set, 9907HC.030

KB Claimer - 377 Rod 5.700 Flat Top +5cc 2V;400 Rod 5.565, Flat Top +5cc 2V

2 symmetrical valve reliefs, centered pin. Coated skirts. 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 9907HCKTM.

Sold As: Piston Set

Engine Manufacturer: Chevrolet

Engine Family: Chevrolet SB V8 Gen I

Engine Displacement (Liters): 6.2

Engine Displacement (cubic inches): 377

Bore Size (in): 4.125

Bore Size (mm): 104.8

Piston Head Type: Flat

Crown (cc): +5cc

Compression Ratio: 58-11.8, 62-11.2, 64-11.0, 76-9.6

Top Land: 0.254

Pin Type: Press or Floating

Pin Diameter (in): 0.927

Make for Engine Family: General Motors

Stroke (mm): 88.4

Rod (in): 5.7

Pin Number: 0927X216K

Oversized: Yes

Oversize: .030"

Lock: 93

Stroke (in): 3.48

Year From: 1973

Compression Height MM: 39.8

Bore Diameter MM: 104.8

Bore Diameter IN: 4.125

Compression Height IN: 1.565

Crown Type: FLAT TOP 2V

Year To: 2018

Exhaust Valve Depth/Diameter: .250/2.200

Alloy: 390

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

Year Range: 1973-2018

Intake Valve Depth/Diameter: .250/2.200

Rod (mm): 144.78

Base Number: 9907HC

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

Piston Material: Cast 390 Hypereutectic Alloy

Pin Diameter (mm): 23.5

OE Deck Height: 9.025

Pin Configuration: Centered