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ICON Premium Forged Piston and Ring Kits IC859KTD.040
Part Number: UEM-IC859KTD-040
ICON Premium Forged Piston and Ring Kits
Piston and Ring Kit, Forged, Flat, 4.400 in. Bore, Ford, Big Block, Kit
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Estimated Ship Date: Mar 20, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
IC859KTD.040
Part Type:
Product Line:
Summit Racing Part Number:
UEM-IC859KTD-040
UPC:
800745179319
Piston Rings Included:
Yes
Bore (in.):
4.400 in.
Bore (mm):
111.760mm
Stroke:
4.300 in.
Engine Stroke Type:
Stroked
Rod Length:
6.800 in.
Piston Style:
Flat top, with two valve reliefs
Piston Material:
Forged aluminum
Compression Height (in.):
1.350 in.
Piston Head Volume (cc):
+3.40cc
Wrist Pin Style:
Press-fit or floating
Wrist Pin Retainers Included:
Yes
Wrist Pin Included:
Yes
Pin Diameter (in.):
0.990 in.
Piston Ring Thickness:
1/16 in. x 1/16 in. x 3/16 in.
File Fit:
No
Gapless:
No
Top Ring Thickness:
1/16 in.
Top Ring Material:
Ductile iron
Top Ring Facing Material:
Plasma-moly
Second Ring Thickness:
1/16 in.
Second Ring Material:
Iron
Second Ring Facing Material:
Cast iron
Oil Ring Thickness:
3/16 in.
Oil Ring Material:
Stainless steel
Oil Ring Tension:
Standard
Remanufactured:
No
Quantity:
Sold as a set of 8.
Notes:
Spacer ring included. Will fit Ford or Edelbrock style cylinder heads. Maximum 1.250 inch connecting rod small end. The listed stroke, rod length, and compression height is for the 520 cubic inch applications. Also works with 4.5 in. stroke and 6.700 in. rod length to get 545 cubic inches.
ICON Premium Forged Piston and Ring Kits
You don't need a king's ransom to rule the track, thanks to ICON premium forged piston and ring kits. They deliver high-performance racing pistons crafted from high-strength, primary aluminum alloys and matching performance piston rings. The pistons feature fully machined heads and valve ports, advanced accumulator and mini groove technology, drilled pin holes, triple-wound spiral lock rings, and their proprietary diamond-finished skirts. ICON premium forged pistons can handle the pressure and abuse from the horsepower numbers that your engine produces. If you're ready to give up your kingdom to build more horsepower with a great set of pistons--think again! The ICON premium forged pistons and ring kit best suited for your application will help you reign victorious without spending a lot of cash.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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