by Trina | Mar 2, 2021 | YZ85 2018-Current
The biggest kit we offer for the YZ85.
by Trina | Mar 2, 2021 | YZ85 2018-Current
Wicked Fast Big Bore/Stroker build.
by Trina | Mar 2, 2021 | YZ85 2018-Current
52.5mm bore. The best bore-only supermini available.
by Trina | Mar 2, 2021 | YZ85 2018-Current
51mm bore. Requires case mods.
by Trina | Mar 2, 2021 | YZ85 2018-Current
+2 mm bore. No case mods required.
by TangramEX | Jun 4, 2020 | YZ85 2001-2017
The best bore-only supermini you can buy.
by TangramEX | May 4, 2020 | YZ85 2001-2017
The fastest thing you can do to a 01-17 YZ85.
by TangramEX | Apr 4, 2020 | YZ85 2001-2017
We bore and stroke your engine to 105cc.
by TangramEX | Mar 4, 2020 | YZ85 2001-2017
+2mm big bore. Perfect option for a damaged cylinder.
by TangramEX | Feb 4, 2020 | YZ85 2001-2017
51mm bore, No case mods required. Great bang for the buck.
by TangramEX | Jan 4, 2020 | YZ85 2001-2017
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by TangramEX | Nov 21, 2019 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ125 / YZ125X
This is it, the ONE and ONLY YZ167. The VET machine of your dreams. So much fun!
by TangramEX | Nov 20, 2019 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ125 / YZ125X
This is the kit we recommend for "A" class and "Vet pro" riders who want to stay on their 125's but hate getting yarded by 250F's on the straights.
by TangramEX | Nov 19, 2019 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ125 / YZ125X
We have built more YZ139's over the years than any other kit we offer. In our opinion it is the perfect bore-only displacement available for the YZ125.
by TangramEX | Nov 18, 2019 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ125 / YZ125X
If you have a YZ125, scream all the time, and are leery on the whole big bore thing the YZ134 is for you.
by TangramEX | Nov 17, 2019 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ125 / YZ125X
If Yamaha built a YZ144 they probably would do it like this.
by TangramEX | Nov 1, 2019 | YZ250 / YZ250X
The YZ285 is the most popular big bore kit we sell for any 250 because it works so good
by TangramEX | Oct 31, 2019 | YZ250 / YZ250X
This is the most powerful YZ250 kit we sell.
by TangramEX | Oct 31, 2019 | YZ250 / YZ250X
The Max Power YZ265 it is a good choice if you like the stock power band but just want more across the board.
by TangramEX | Jun 4, 2019 | YZ250F 2001-2013 F/WR
+2mm bore on your OEM cylinder. 2-5 HP gains across the board.
by Trina | Dec 9, 2018 | YZ250F 2014-2018 F/FX/WR, YZ250F 2019-Current F/FX/WR
+2 big bore on your OEM cylinder. Bang-for-the-buck it can't be beat.
by Trina | Dec 1, 2018 | Yamaha - Motorcycle Kits, YZ250 / YZ250X
The YZ250X is soft. Yeah, yeah, we know it was meant to be that way but that does not mean it can't be better.
by TangramEX | Jun 4, 2018 | YZ250F 2001-2013 F/WR
We modify your OEM cylinder to 81mm.
by Trina | Dec 9, 2017 | YZ250F 2014-2018 F/FX/WR, YZ250F 2019-Current F/FX/WR
81mm bore mods on your OEM cylinder. Works great with stock pipe, head, and cams.
by TangramEX | May 6, 2017 | YZ250F 2001-2013 F/WR, YZ250F 2014-2018 F/FX/WR
Add some punch to the mellow YZF power band.
by TangramEX | Jun 4, 2016 | YZ250F 2001-2013 F/WR
We mod your cylinder to an 81mm bore and include a Hot Rods +3 crank.
by Trina | Apr 16, 2016 | YZ250F 2014-2018 F/FX/WR, YZ250F 2019-Current F/FX/WR
This kit makes your 250F into a whole different animal. Same great 250f feel with a ton more power.
by TangramEX | Jun 4, 2015 | YZ250F 2001-2013 F/WR
79mm bore and 61mm long rod stroker crank. 300cc ATVA legal.
by Trina | Dec 23, 2014 | YZ250F 2001-2013 F/WR
This is the biggest and best kit we sell for the YZ250F.
by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ450F 2003-2009
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by TangramEX | Jun 5, 2013 | Motorcycle Kits, Yamaha - Motorcycle Kits, YZ426F
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