Keith Black Pistons KB318-060 Fits BBF 501 Dish 33cc Bore 4.420

Fits BB Ford 501, Bore 4.420 Stroke 4.140, Rod Length 6.700, Dish 33cc, 1 Valve Relief, Compression Height 1.530, Set of 8 Pistons

Special Price $526.52 Regular Price $534.54

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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 76cc 9.6:1, 82cc 9.2:1, 91cc 8.7:1, 97cc 8.3:1

Advertised piston weight 644 grams, 158 gram wrist pin

OE Deck Height 10.320"

Note: Standard bore size is 4.360

Note: Centered Pin. Made from Ford 460 block. Check rod side clearance

Specifications

More Information
CNC Part Number	UEM-KB318-060
Price	$534.54
Manufacturer's Part Number	KB318-060
Brands	Keith Black
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford BB
Bore Size	4.420
Crankshaft Stroke	4.140
Rod Length	6.700
Piston Type	Dish
Compression Height	1.530
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	0.989
Custom Notices	⚠ PROP 65 WARNING