Modular Piston Notching | MMR's in house Piston notching fixture , this is a 3V exhaust pocket/notch being machined | By Modular Motorsports Racing - MMR | Facebook
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Flycut Piston? | Ford Mustang Forums
Fits ICON LS 5.3L FT Forged Piston Set 3.800 Bore IC9985C.020