Flat top. 1.425" Destroked compression height. Not OEM duplicate. Hypereutectic. Kit contains (6) pistons with premium M39516 rings not loaded on piston.
4.0L / 244 SOHC V6 12V "E,K" 100.40mm Bore 97-11
FORD
4.0L / 244 SOHC V6 12V "N" 100.40mm Bore 05-10
FORD
4.0L / 3996 SOHC V6 12V "E" Ford 100.40mm Bore 01-09
MAZDA
FO244C | 4.0L / 244 SOHC V6 12V "N" 100.40mm Bore 05-10
FORD
FO244TB | 4.0L / 244 SOHC V6 12V "E,K" 100.40mm Bore 97-11
FORD,
MERCURY
MA3996TA/FO | 4.0L / 3996 SOHC V6 12V "E" Ford 100.40mm Bore 01-09
MAZDA
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