Part Number
DRP-40001

40001 Diamond Pistons BB Ford 429-460 Forged Flat Top 4.390 Bore

Fits BB Ford 429-460, Bore 4.390, Stroke 3.850, Rod Length 6.605, Flat Top -5.0cc, Set of 8 Pistons, Made to order

Special Price $1,016.34 Regular Price $1,141.95
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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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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 429-460 Forged Diamond Flat top Pistons are designed to fit all cast iron or aluminum cylinder heads with OEM valve layouts. Can be used with small nitrous kits. Compression Ratios are configured for .005" deck height @ 10.300". Standard 1/16 x 1/16 x 3/16 ring package (Rings not Included). Premium 8620 wrist pins included. Gasket volume= 10.4cc, Top ring down from piston crown .290". Will accept 2.250" x 1.760" Valves. Valve relief depth .297" intake and .109" exhaust

Compression Ratio with 78cc Heads 10.9:1
Compression Ratio with 95cc Heads 9.4:1
Advertised piston weight 654 grams
Made to order
More Information
Price $1,141.95
Vehicle Make Ford BB
Bore Size 4.390
Crankshaft Stroke 3.850
Rod Length 6.605
Piston Type Flat Top
Compression Height 1.765
Piston Material 2618 Forged
Piston Ring Size 1/16 1/16 3/16
Wrist Pin Size 1.040
Custom Notices ⚠ PROP 65 WARNING
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