Atomic - Barra 11.5:1 Comp Forged Piston Set

Atomic Forged Pistons to suit the Ford Barra Engine BA-FG. These pistons are forged and include out of the box pins, rings and circlips.

Installation Instructions

** Please ensure you select the correct piston size for your application **

• STD +.001" - 11.5:1 Comp. STD Bore. Coated Skirts, 9310 thick wall pins - STD size, 4 valve reliefs, pressurised pin oiling. Includes ring set.
• 020" - 11.5:1 Comp. +0.5mm/0.020" OS Bore. Coated Skirts, 9310 thick wall pins, 4 valve reliefs, pressurised pin oiling. Includes ring set.
  
• STD +.001" - 11.5:1 Comp w/Big Pin upgrade. STD bore. Coated Skirts, larger diameter thick wall pin (0.927"/23.54mm), 4 valve reliefs, pressurised pin oiling. Includes ring set. REQUIRES resized rod small ends to suit bigger pin.
• 020" - 11.5:1 Comp w/Big Pin upgrade. +0.5mm/0.020" OS bore. Coated Skirts, larger diameter thick wall pin (0.927"/23.54mm), 4 valve reliefs, pressurised pin oiling. Includes ring set. REQUIRES resized rod small ends to suit bigger pin.