Keith Black Pistons KB184-020 Fits BB Chrysler 440 Dome 3.5cc Bore 4.340

Fits BB Chrysler 440, Bore 4.340, Stroke 3.750, Rod Length 6.768, Dome 3.5cc, 2 Valve Reliefs, Compression Height 1.992, Set of 8 Pistons

$639.12

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⚠ 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.

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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 10.4:1, 80cc 9.7:1, 84cc 9.3:1, 88cc 8.9:1

Advertised piston weight 780 grams, 190 gram wrist pin

OE Deck Height 10.725"

Note: Standard bore size is 4.320

Note: Compression height of this piston is 1.992". .140" quench dome. Suggest checking quench dome with clay for clearance. Centered pin. Closed chamber heads require the quench dome to be machined down

Specifications

More Information
Price	$639.12
Vehicle Make	Chrysler BB
Bore Size	4.340
Crankshaft Stroke	3.750
Rod Length	6.768
Piston Type	Dome
Compression Height	1.992
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	1.094
Custom Notices	⚠ PROP 65 WARNING