TB Big Valve Kit for Honda Grom 125( 2014-2020)

TB Big Valve Kit for Honda Grom 125( 2014-2020) Monkey (2019-2020) stock cylinder head

TB Big Valve Kit for Honda Grom 125( 2014-2020) Monkey (2019-2020) stock cylinder head. 4 Speed Engines.

• Ligher than stock valves
• Better flowing valves
• +1.5mm intake valve
• +0.5mm exhaust valve
• Constructed of EV8 stainless steel

Note: This kit should be installed by a professional mechanic or shop that offers valve job service as the valve seats must be cut to accept the larger valve head diameters and valves sunk deeper to allow for overlap clearances.

OEM Factory Valve size = 25.5mm Intake / 20.95mm Exhaust.

TB Big Valve Size = 27mm Intake / 21.45mm

intakevalveinstall

exhaustvalveinstall