KB Hypereutectic Pistons · KB371KTM.040

KB Hypereutectic Pistons KB371KTM.040

Part #: KB371KTM.040
UPC: 800745169457

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Brand: KB Hypereutectic Pistons Series: KB Hyper Piston and Ring Kits

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Description: KB Hyper Piston & Ring Kit - Pontiac 455, 6.625 Rod, Step Dish +30.5cc 2V

Description

KB Hyper Piston & Ring Kit - Pontiac 455, 6.625 Rod, Step Dish +30.5cc 2V

Features & benefits

For use with 14deg head, 1967 and up. Piston is .025 below factory deck. Check small end of rod to piston before assembly / .045" clearance per side minimum. Distance between pin bosses is approx. 1.430".

Specifications

GTIN: 00800745169457
Weight: 14 lb
Height: 5 in
Length: 22.5 in
Width: 10 in
Life cycle: Available to Order
AAM brand code: KBP
Warehouse brand code: BJDT
AAIA brand code: BJDT

Attributes

Alloy: Cast 390 Hypereutectic Alloy
Base Number: KB371
Bore (in): 4.15
Bore (mm): 105.4
Bore Diameter: 105.4
Compression Ratio: 71-9.6, 87-8.5, 96-.8.1, 111-7.3
Crown (cc): +30.5cc
Crown Type: STEP DISH 2V
Cylinder Bore Diameter: 4.15
Eng. Disp Liters: 7.5
Eng. Disp. In.: 455
Eng. Disp. Liters: 7.5
Engine Family: Pontiac V8
Engine Manufacturer: Pontiac
Exhaust Valve Depth/diameter: .248/2.210
Grade Type: Performance
Intake Valve Depth/diameter: .248/2.210
Lock: PRH107-3
Make For Engine Family: General Motors
Oe Deck Height: 10.25
Oversize: .040
Oversized: Yes
Oversizes: .030 .040 .060
Pin Configuration: Centered
Pin Diameter (in): .980
Pin Diameter (mm): 24.9
Pin Number: 0980x300K
Pin Type: Press or Floating
Piston Head Type: Dish
Piston Material: Cast 390 Hypereutectic Alloy
Ring Pack: 5/64, 1/16, 3/16
Rod (in): 6.625
Rod (mm): 168.275
Sold As: Complete Piston and Ring Kit
Stroke (in): 4.21
Stroke (mm): 106.9
Top Land: .275
Year From: 1970
Year Range: 1970-1976
Year To: 1976

Fitment status

This product is universal and will fit your application.

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