Shop
Spark Plug Ngk Mr8ai9
Part # 2103-0279
$15.95
NY: 16
National: 20+
- —Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
- —Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
- —Triple seals prevent leakage
- —Corrugated ribs prevent flashover
- —Copper core aids in heat removal
Calculated shipping at checkout
30-day returns on unused parts
Ships in 1–3 business days
Specifications
Spark Gap0.035"
Thread Reach19.1 mm
Center Electrode TypeFine Wire
Electrode Tip MaterialIridium
Ground Electrode ShapeTaper Cut
Spark Gap0.9 mm
TypeResistor
Center Electrode ProjectionNon-Projected
Terminal ConfigurationSolid Terminal
UnitsEach
Heat Range8
ModelMR8AI9
Product NameSpark Plug
Riding StyleSnow
StyleStandard
Electrical Resistance5k Ohms
Ground Electrode ConfigurationSingle
Hex Size16 mm
Spark Gap0,9 mm (0.035")
Weight1 lbs
Dimensions (L x W x H)3.4" x 0.95" x 0.83"
Fits These Vehicles (135)
TZ1 LXR2014
ZR 5000 LXR w/129" Track2014
ZR 90002014
Bearcat Z1 XT2014
M 9000 Limited 1622014
M 9000 Sno Pro Limited w/162" Track2014
XF 9000 Limited2014
TZ12014
TZ1 Turbo LXR2014
ZR 5000 LXR2014
ZR 9000 RR w/129" Track2014
Bearcat Z1 XT GS2014
XF 9000 LXR2014
XF 9000 Sno Pro2014
ZR 5000 LXR w/137" Track2014
M 9000 1532014
XF 9000 Cross Country Sno Pro Limited w/141" Track2014
XF 9000 High Country Sno Pro2014
XF 9000 Cross Country Sno Pro2014
M 9000 HCR 1622014
M 9000 Sno Pro 1622014
ZR 9000 LXR2014
ZR 9000 Sno Pro2014
TZ1 LXR w/144" Track2014
XF 9000 High Country Sno Pro Limited w/141" Track2014
XF 9000 Sno Pro Limited w/137" Track2014
ZR 9000 RR2014
XF 9000 Crosstour2014
XF 9000 High Country Limited2014
ZR 9000 Sno Pro Limited w/129" Track 2014
ProCross F 1100 Sno Pro2013
ProCross F 1100 Turbo LXR2013
F 11002013
ProClimb M 1100 Turbo2013
TZ1 LXR w/144" Track2013
ProCross XF 1100 Turbo Sno Pro2013
ProCross F 1100 Turbo Sno Pro Limited2013
M 1100 w/153" Track2013
TZ1 Turbo LXR2013
ProCross XF 1100 Turbo Crosstour2013
ProClimb M 11002013
ProClimb M 1100 Turbo HCR2013
ProCross XF 1100 Turbo Sno Pro Limited2013
ProCross F 1100 Turbo Sno Pro RR2013
TZ1 LXR2013
ProCross XF 1100 LXR2013
ProCross XF 1100 Turbo LXR2013
ProCross XF 1100 Sno Pro Limited2013
Bearcat 570 XT LTD2013
ProClimb XF 1100 Turbo Sno Pro High Country2013
ProClimb M 1100 Turbo Sno Pro2013
ProClimb XF 1100 Turbo Sno Pro High Country Ltd2013
ProClimb M 1100 Turbo Sno Pro Limited2013
TZ12013
ProCross XF 1100 Sno Pro2013
Bearcat Z1 XT2013
Bearcat Z1 XT GS2013
ProCross XF 1100 Crosstour2013
ProCross F 1100 Turbo Sno Pro Limited2012
F 11002012
ProClimb M 1100 Sno Pro Limited2012
ProClimb M 1100 Turbo HCR2012
M 1100 w/153" Track2012
ProClimb M 11002012
ProClimb M 1100 Turbo Sno Pro 50th2012
TZ1 Turbo LXR2012
ProCross XF 1100 LXR2012
ProCross XF 1100 Turbo Sno Pro Limited2012
ProCross F 1100 Turbo Sno Pro 50th2012
ProClimb M 1100 Turbo2012
ProClimb M 1100 Turbo Sno Pro2012
TZ1 Touring w/144" Track2012
ProCross F 1100 LXR2012
ProClimb M 1100 Turbo Sno Pro Limited2012
TZ1 LXR2012
TZ12012
ProCross XF 1100 Turbo Sno Pro 50th2012
ProCross XF 1100 Turbo Sno Pro2012
ProClimb XF 1100 Turbo Sno Pro High Country2012
Bearcat Z1 XT2012
Bearcat 570 XT LTD2012
ProClimb M 1100 Sno Pro2012
ProCross XF 1100 Sno Pro2012
Bearcat Z1 XT GS2012
ProCross F 1100 Sno Pro2012
ProClimb M 1100 Sno Pro 50th2012
M 1100 Turbo Sno Pro 50th Anniversary w/153" Track2012
ProCross XF 1100 Sno Pro 50th2012
TZ1 LXR w/144" Track2012
ProCross XF 1100 Turbo LXR2012
ProCross XF 1100 Sno Pro Limited2012
Z1 Turbo Sno Pro2011
Z1 Turbo EXT2011
TZ1 Turbo Touring LXR w/144" Track2011
Z1 Turbo LXR2011
Z1 LXR EFI w/128" Track2011
Z1 Sno Pro2011
TZ1 LXR w/144" Track2011
TZ12011
TZ1 LXR2011
Bearcat 570 XT LTD2011
TZ1 Touring w/144" Track2011
TZ1 Touring LXR w/144" Track2011
Bearcat Z1 XT2011
TZ1 Turbo LXR2011
Z1 Turbo Sno Pro LTD w/128" Track2011
Z1 1100 EFI LXR2010
Z1 Turbo EXT2010
TZ1 LXR w/144" Track2010
TZ1 Turbo Touring LXR Limited w/144" Track2010
Z1 1100 EFI2010
Z1 Turbo Sno Pro Limited2010
Z1 Turbo EXT Limited2010
Z1 Turbo2010
TZ1 Touring2010
TZ1 Touring LXR2010
Bearcat Z1 XT2010
TZ12010
TZ1 Turbo LXR LE2010
TZ1 Turbo Touring LXR w/144" Track2010
Z1 Turbo Sno Pro w/128" Track2010
Z1 Turbo LXR w/128" Track2010
TZ1 Turbo LE (Spring Only) w/144" Track2010
TZ1 LXR2010
TZ1 LXR w/144" Track2009
TZ1 Turbo Touring LXR w/144" Track2009
TZ1 Turbo LE (Spring Only) w/144" Track2009
Z1 1100 EFI2009
TZ1 Touring2009
TZ1 w/144" Track2009
Z1 Turbo Sno Pro2009
Z1 Turbo2009
TZ1 Touring LXR2009
Bearcat Z1 XT2009
TZ1 Turbo LXR LE2009
Not sure it fits? Call our Harley techs at 607-654-7431.




























































































































































































