Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Athena Big Bore Kits Spare parts - Honda by ATHENA Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $55.00 Stock Item TWO RING PISTON RING SET HONDA CRF 250 R '10-15 d.82 BIG BORE PISTON/RING KIT CRF250R '18-'23 290cc - NOW S5F08500001B BIG BORE PISTON/RING SET DIA. 81.96 CRF 250 R '10-'17 / X '10-'14 BIG BORE PISTON/RING KIT CRF250R '04-09/CRF 250 X 04-15 BIG BORE GASKET SET CRF 250 10-16 BIG BORE GASKET SET CRF250R 04-09/X 04-15 280cc BIG BORE PISTON/RING KIT HONDA CRF450 02/08 TRX450R 06/09 BIG BORE PISTON 100 MM CRF 450 R 09-16 BIG BORE GASKET SET HONDA CRF450R 02/08 490cc BIG BORE GASKET SET CRF 450 R 09-16 BIG BORE GASKET SET HONDA CRF450 05/10 BIG BORE GASKET SET HONDA TRX490 06-09 RING SET CRF450R/X. RMZ450. TRX450R. KXF450. LTR450 BIG BORE RING SET SUZUKI RMZ450 08/09 BIG BORE RING SET HONDA ATC X 350cc 1936/2022 BIG BORE PISTON/RING KIT HONDA CRF/CRE/CRMF/CREF/CRM 450 X '05-'14 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 Honda.