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You are here: Home > Pistons > Probe Forged Pistons > SRS - Sportsman Race Series > Ford > Ford - Modular

Probe Industries Sportsman Race Series Forged Pistons for the Ford 4.6L, and 5.4L are manufactured on advanced 4032 forgings. They feature wire locks, forced pin oiling with oil distribution grooves, and lock removal indentations. They also incorporate gas accumulator grooves in the second land and sll are suitable for power adder applications. 51100 steel, .150 wall wrist pins, locks, and oil rail supports (if required) are included.
Flat Top
Flat top pistons in Ford Modular Motors will generally provide compression ratios in the 9.0 to 10.5:1 range. which makes them a good option for engines utilizing power adders and larger than stock camshafts. Valve reliefs are configured to work with most types of standard and aluminum cylinder heads and will normally fit most high performance camshafts. Pistons for 2V - 3V and 4V are included.
Dish Top
Dish top pistons in Ford Modular Motors will generally provide compression ratios in the 8.5 to 10.0:1 range which makes them a good option for engines running nitrous or boost and larger than stock camshafts. Valve reliefs are configured to work with most types of cylinder heads and will normally fit most high performance camshafts. Pistons for 2V - 3V and 4V are included.