Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Athena Big Bore Kits Spare parts - KTM by ATHENA Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $75.00 Stock Item BIG BORE GASKET SET KTM/HUSQVARNA EXC-F/FE 250 '14-16 BIG BORE GASKET SET KTM 250 EXC-F '07-'11 / SX-F '06-'10 BIG BORE GASKET SET KTM SX-F/XC-F 250 / HUSQVARNA FC 250 '16-'21 BIG BORE PISTON KIT KTM 250 '06-'13 DIA. 79.97mm 13.5:1 BIG BORE RING SET KTM250 d.80 BIG BORE RING SET 250 EXC/SX/XC-F '13-'22 / FE/FC '16-'22 BIG BORE PISTON/RING KIT 250 EXC/SX/XC-F '13-'22 / FE/FC '16-'22 Availability: Translation missing: en.general.icons.icon_check_circle icon Only 1 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available Genuine Athena Big Bore spare pistons, rings, and gaskets for KTM.