Athena Big Bore Kits - Honda

From $1,684.90

Get more power and torque with premium quality European big bore kits that include, cylinder, piston, rings, and all gaskets required for a hassle free conversion.

Spare pistons, rings, and gaskets also available.

Can't see your bike listed here, or the product you want is not in stock? Get in touch to see if there's a kit for your model and ask about price and availability.

  Code Description RRP Availability
BIG BORE KIT d.82, 280cc, HONDA CRF250R '04-'09 CRF 250 X '04-'15 Image GAC 0210100009 BIG BORE KIT d.82, 280cc, HONDA CRF250R '04-'09 CRF 250 X '04-'15 $1649.00 Not in stock Enquire now
BIG BORE KIT d.82, 280cc HONDA CRF 250 R '10-'17 Image GAC 0210100033 BIG BORE KIT d.82, 280cc HONDA CRF 250 R '10-'17 $1400.00 In stock Enquire now
BIG BORE KIT HONDA CRF R 250 '18-'24 / CRF RX 250 '19-'24 290cc Image GAC 0210100067 BIG BORE KIT HONDA CRF R 250 '18-'24 / CRF RX 250 '19-'24 290cc $1699.00 Not in stock Enquire now
BIG BORE KIT d.100, 490cc, HONDA CRF 450 R '02-'08 Image GAC 0210100001 BIG BORE KIT d.100, 490cc, HONDA CRF 450 R '02-'08 $1684.90 Not in stock Enquire now
BIG BORE KIT d.100, 490cc CRF 450 R '09-'16 Image GAC 0210100030 BIG BORE KIT d.100, 490cc CRF 450 R '09-'16 $1295.00 In stock Enquire now
BIG BORE KIT d.100, 490cc HONDA CRF/CRE/CRMF/CREF/CRM 450X '05-'14 Image GAC 0210100021 BIG BORE KIT d.100, 490cc HONDA CRF/CRE/CRMF/CREF/CRM 450X '05-'14 $1495.00 In stock Enquire now
BIG BORE KIT d.100 490cc, HONDA TRX 450R/ER QUAD-ATV '06-'14 Image GAC 0210100017 BIG BORE KIT d.100 490cc, HONDA TRX 450R/ER QUAD-ATV '06-'14 $1684.90 Not in stock Enquire now