Diamond Competition Series Pistons 5.4, 2v/4v No Reliefs

Good for 800hp without a pin upgrade. For power levels over 800 we recommend an H13 pin upgrade.   Forced pin oilers from the oil ring; Pin Fitted; Moly Coated Skirts; 3D Pockets; Pins, Lock's & Support Rails (if required)...

K1-4816-3572 4.6 Ford Modular K1-FX Series -18cc 2V PI/TW Dish Forged Piston Set

4.6 Modular K1-FX 4032 Alloy With Rings Comp Hgt: 1.210" -18cc 2V PI/TW Dish Pin: .866 Ring Grooves: 1.5/1.5/3MM Stroke: 3.543" Rod: 5.933" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 44cc-9.48, 50cc-8.80, 53cc-8.50   Engine...

Traum Custom Pistons (any compression ratio), Godzilla 7.3

These pistons will be spec'd to meet the goals of your engine.  Compression, CD, pin diameters, rod length, decke height, stroke, combustion chamber volume, power adder type, and boost/n2o levels will be considered when designing your pistons...