OS Speed B2101 engine

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05-17-2018, 03:23 AM

#676

Andyg01

Tech Regular

Join Date: May 2005

Posts: 388

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There has been more than one 21J and you will just have to go through the engine PDF diagram - good luck

05-17-2018, 09:10 PM

#677

stanleyw808

Tech Regular

Join Date: Sep 2010

Posts: 498

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Hello AA3508,

You will only need to change the metering Needle to part number 23818340. The rest of the Carburator parts are the same as the on that comes with B2101.

Cheers..

Quote:

Originally Posted by AA3508

I HAVE a 19xzb 21j carb sitting around. I want to make it the same as the 21j (b) from a b2101. The only difference I can find is the metering needle. I need to get the longer 23818340 needle. Am I correct. Any info would help.