41005 Diamond Pistons Ford FE 390 Forged Flat Top 4.070 Bore

Fits Ford FE 390, Bore 4.070, Stroke 3.984, Rod Length 6.490, Flat Top -6.2cc, Set of 8 Pistons, Made to order

$1,143.72

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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

Diamond Pistons are some of the best aftermarket pistons on the market. Trust your new engine with a set of Diamond Pistons
Big Block Ford FE Series Pistons will fit OEM Iron heads (390-428) or Edelbrock aluminum heads. Can be used with small nitrous kits. Compression Ratios are configured for .011"-.015" deck height @ 10.170". Standard 1/16 x 1/16 x 3/16 ring package (Rings not Included). Premium 8620 wrist pins included. Gasket volume= 10.1cc, Top ring down from piston crown .275". Valve relief depths are dual symmetric .225" deep

Compression Ratio with 72cc Heads 10.3:1
Compression Ratio with 76cc Heads 9.9:1
Advertised piston weight 558 grams
Made to order

Specifications

More Information
CNC Part Number	DRP-41005
Price	$1,143.72
Manufacturer's Part Number	41005
Brands	Diamond
Part Types	Engine Piston
Departments	Parts
Vehicle Make	Ford FE
Bore Size	4.070
Crankshaft Stroke	3.984
Rod Length	6.490
Piston Type	Flat Top
Compression Height	1.675
Piston Material	4032 Forged
Piston Ring Size	1/16 1/16 3/16
Wrist Pin Size	0.975
Custom Notices	⚠ PROP 65 WARNING

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