Keith Black Pistons KB162-020 Fits BB Chrysler 383 Flat Top 5cc Bore 4.270

Fits BB Chrysler 383, Bore 4.270, Stroke 3.380, Rod Length 6.358, Flat Top 5cc, 2 Valve Reliefs, Compression Height 1.908, Set of 8 Pistons

Special Price $515.42 Regular Price $523.27

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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 72cc 9.8:1, 80cc 9.1:1, 84cc 8.8:1, 88cc 8.5:1

Advertised piston weight 738 grams, 190 gram wrist pin

OE Deck Height 9.980"

Note: Standard bore size is 4.250

Note: Centered Pin. Approved for NHRA Stock

Specifications

More Information
CNC Part Number	UEM-KB162-020
Price	$523.27
Manufacturer's Part Number	KB162-020
Brands	Keith Black
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chrysler BB
Bore Size	4.270
Crankshaft Stroke	3.380
Rod Length	6.358
Piston Type	Flat Top
Compression Height	1.908
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	1.094
Custom Notices	⚠ PROP 65 WARNING