750 Sport Regulator Rectifier

discussion about the 750 Sport and '89/'90 900SS, which share many mechanicals with the Paso series
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v2barn
Posts: 61
Joined: Mon Dec 21, 2009 1:38 pm
model: 906 Paso
year: 1990
Location: Grantham, Lincolnshire, England

750 Sport Regulator Rectifier

Post by v2barn »

http://cgi.ebay.co.uk/ws/eBayISAPI.dll? ... TM:GB:1123

Can any one advise if the above R/R is ok for the 89 750 Sport please? the ebay seller describes it as a UK made pattern part - Electrex RR51 single phase R/R with a wire for a warning light, he states Ducati used 3 different types during the 89 build period and can't say for certain it will suit, anyone used one or recommend another type / source? price of this one is £71.24 gbp Thank you Jon :beer:
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ducinthebay
paso grand pooh-bah
Posts: 1323
Joined: Sat Sep 03, 2005 12:00 am
model: 750 Sport
year: 1990
Location: SF Bay Area

Re: 750 Sport Regulator Rectifier

Post by ducinthebay »

That R/R should work just fine. Two yellow wires to the alternator, Postive and Negative, and one for the warning light. The several different varieties mostly had slightly different connectors on them. They were all single phase, and the later SS/Monster series had higher output alternators, so this R/R should live a long and happy life in your bike. For a bulletproof installation, solder the wires (eliminate the connectors), and ground the case of the R/R.

Cheers,
Duc in the Bay
1990 750 Sport x2-Rosso Blanko (900ss copy) & Nuovo Nudo (Scrambler project)
1991 907 -mostly stock
2002 ST4s - Lots of mods.
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paso750
paso grand pooh-bah
Posts: 5558
Joined: Sun Jul 18, 2004 12:00 am
model: 750 Paso
year: 1987
Location: southern Germany

Re: 750 Sport Regulator Rectifier

Post by paso750 »

I don`t have a Sport but the regulator was the same on many bikes over many years incl. all Pasos, 851, SS etc.
I wonder if there really 3 different types used for the Sport.

Regarding the price don`t rely on ebay to be the cheapest option. Most times it isn`t. In this case going directly to Electrex will save you GBP10.

http://www.electrexworld.co.uk/rr51-reg ... 737-0.html

http://www.electrexworld.co.uk/pdfs/Ducati-RR-Info.pdf
v2barn
Posts: 61
Joined: Mon Dec 21, 2009 1:38 pm
model: 906 Paso
year: 1990
Location: Grantham, Lincolnshire, England

Re: 750 Sport Regulator Rectifier

Post by v2barn »

Thanks for the info chaps will have to find that soldering iron - long time since i used one!
Electrex are selling the R/R direct on ebay and when VAT and postage is taken into account the ebay route is actually £2.17 cheaper!! it all helps :thumbup: john :beer:
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