267.5cc Cylinder Piston Kit For Honda TRX250TE TRX250 Te Recon 250 74mm Big Bore. 74mm Big Bore Cylinder Piston Kit For Honda TRX250TM TRX250 Tm Recon 250 2002-22. If your cylinder blows through, the compression is too low, or even a piston seizure has occurred, then this kit is exactly the right thing for you to upgrade. Kit includes cylinder, piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured). Kit is for big bore size - 74mm.The 267.5ccm cylinder kit help to noticeably better pull from the lower speed ranges. The stock carburetor can still be used, but should be equipped with a larger main jet 15-25% is sufficient when using the stock air filter. This kit is excellent as a low-cost replacement for defects in the original cylinder. Condition: Aftermarket 100% Brand New. Compatibility Chart is for Reference ONLY!!! (Please Compare with Your faulty unit and the image we provided to Decide Fitment). Carefully compare to your old parts to be sure this is the correct part for your machine. 74mm Bore Cylinder Piston Gasket Top End Kit For Honda TRX 250EX 250X Recon 250. Big bore 74mm Cylinder Piston Top End Kit For Honda TRX250EX 250X Recon 250 ATV. Recon 250 TRX250 EX/X Cylinder Piston Gasket Top End Rebuild Kit For Honda 74mm. For Honda Recon 250 TRX250 TRX250EX Cylinder Jug Piston Top End Kit 74mm Bigbore.