Sump drain plug size?

Information relating to the Matchless G80 or AJS Model 18 500cc Heavyweight.
Locked
StephenG80
Posts: 264
Joined: Sun Apr 30, 2017 10:42 pm
Location: ARGYLL UK

Sump drain plug size?

Post by StephenG80 »

I need to helicoil the thread on the sump plug of my G80S '54 :( - looking on ebay to buy a helicoil and tap - getting confused by all the options listed for 1/4 BSP - I presume it is 1/4 BSP 19G I need? - can anyone confirm :|
User avatar
Pharisee
Member
Posts: 1126
Joined: Tue Mar 15, 2016 8:51 pm
Location: Lincolnshire UK
Contact:

Re: Sump drain plug size?

Post by Pharisee »

It's a parallel thread - 1/4" BSP - 19 t.p.i.
Referred to as 1/4" BSPF, 1/4" BSPP or G1/4"

Don't get the taper thread 1/4" BSPT or R1/4"
I'm from the Fens.... Gimme six.
StephenG80
Posts: 264
Joined: Sun Apr 30, 2017 10:42 pm
Location: ARGYLL UK

Re: Sump drain plug size?

Post by StephenG80 »

thanks Pharisee :beer:
Locked