SBC 305 Keith Black Hypereutectic Pistons Dish 9.5:1 3.756 Bore KB145-020

SB Chevy 305, Bore 3.756, Stroke 3.480, Rod Length 5.700, Dish -12cc, Compression Height 1.561, Set of 8 Pistons

$353.95

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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.

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Description

Keith Black Hypereutectic pistons are 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 rings 5/64 x 5/64 x 3/16

Compression Ratio 55cc 9.5:1, 58cc 9.2:1, 64cc 8.6:1, 76cc 7.7:1

Advertised piston weight 486 grams, 145 gram wrist pin

OE Deck Height 9.025"

Note: Standard bore size is 3.736

Note: Centered Pin

Specifications

More Information
Price	$353.95
Vehicle Make	Chevy SB
Bore Size	3.756
Crankshaft Stroke	3.480
Rod Length	5.700
Piston Type	Dish/Inverted Dome
Compression Height	1.561
Piston Material	Hypereutectic
Piston Ring Size	5/64 5/64 3/16
Wrist Pin Size	0.927
Custom Notices	⚠ PROP 65 WARNING