Keith Black Pistons KB347-030 Fits Pontiac 455 Dome 0cc Bore 4.180

Fits Pontiac 455, Bore 4.180, Stroke 4.210, Rod Length 6.630, Dome 0cc, 2 Valve Reliefs, Compression Height 1.490, Set of 8 Pistons

$489.98

View Similar Items

⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

Skip to the end of the images gallery

Skip to the beginning of the images gallery

Image is a representation of this item. Actual item may vary.

Description

Keith Black Hypereutectic pistons are a great choice for high performance marine, drag race, circle track, street or towing application builds. The low expansion 390 alloy with 16 percent silicon allows for a tighter piston to wall running clearance.

Fully machined head and valve reliefs

Triple Spiral Lock Rings

CNC machined pin bores produce straight and accurately sized bores

Accumulator Groove aids with compression ring seal

Machined in Oil Returns

Diamond Finished Skirts

Mini Grooves to reduce scuffing and overheating

Wrist pins and spiral lock included

5/64 x 1/16 x 3/16 rings not included

Compression Ratio 71cc 12.8:1, 87cc 10.9:1, 96cc 10.0:1, 111cc 8.9:1

Advertised piston weight 523 grams, 163 gram wrist pin

OE Deck Height 10.250"

Note: Standard bore size is 4.150

Note: Centered Pin. Designed for use with 14°, 1967 and later. Check the small end of rod to piston before assembly. 0.045" clearance per side minimum

Specifications

More Information
CNC Part Number	UEM-KB347-030
Price	$489.98
Sold As	Set
Manufacturer's Part Number	KB347-030
Brands	Keith Black
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Pontiac
Bore Size	4.180
Crankshaft Stroke	4.210
Rod Length	6.630
Piston Type	Dome
Compression Height	1.490
Piston Material	Hypereutectic
Piston Ring Size	5/64 1/16 3/16
Wrist Pin Size	0.981
Custom Notices	⚠ PROP 65 WARNING