Keith Black Pistons KB132-040 Fits Oldsmobile 455 Dish 30cc Bore 4.166

Fits Oldsmobile 455, Bore 4.166, Stroke 4.250, Rod Length 6.735, Dish 30cc, Compression Height 1.750, Set of 8 Pistons

Special Price $512.80 Regular Price $520.61

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⚠ 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.

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 5/64 x 3/16 rings not included

Compression Ratio 70cc 9.7:1, 75cc 9.3:1, 80cc 8.9:1

Advertised piston weight 585 grams, 147 gram wrist pin

OE Deck Height 10.625"

Note: Standard bore size is 4.126

Note: Centered Pin

Specifications

More Information
CNC Part Number	UEM-KB132-040
Price	$520.61
Manufacturer's Part Number	KB132-040
Brands	Keith Black
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Oldsmobile
Bore Size	4.166
Crankshaft Stroke	4.250
Rod Length	6.735
Piston Type	Dish
Compression Height	1.750
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	0.981
Custom Notices	⚠ PROP 65 WARNING