Keith Black Pistons KB243-STD Fits SB Chrysler 340 Flat Top 6cc Bore 4.040

Fits SB Chrysler 340, Bore 4.040, Stroke 3.310, Rod Length 6.123, Flat Top 6cc, 2 Valve Relief, Compression Height 1.840, Set of 8 Pistons

Special Price $463.51 Regular Price $470.57

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DROP SHIP

This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.

⚠ 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 57cc 10.9:1, 60cc 10.5:1, 64cc 10.0:1, 68cc 9.6:1

Advertised piston weight 588 grams, 132 gram wrist pin

OE Deck Height 9.599"

Note: Standard bore size is 4.040

Note: Centered Pin. Piston above deck .018"

Specifications

More Information
CNC Part Number	UEM-KB243-STD
Price	$470.57
Manufacturer's Part Number	KB243-STD
Brands	Keith Black
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Chrysler SB
Bore Size	4.040
Crankshaft Stroke	3.310
Rod Length	6.123
Piston Type	Flat Top
Compression Height	1.840
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	0.984