Jump me
- Doctor T
- Posts: 2646
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- Location: west sussex
- Bike Model and Year: 2007 R1200RT SE
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Jump me
Hi All, Looking for a cheap battery jump start. Any recommendations?
Trust me I am a retired Doctor and lecturer at Oxford University of Structural and Mechanical/Electrical engineering.
May the shaft be with you
May the shaft be with you
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burridge01
- Posts: 1107
- Joined: Tue Jul 02, 2019 11:25 am
- Location: Basildon, Essex
- Bike Model and Year: 1964 S2 Lambretta
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Capt Sisko
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- Joined: Tue Aug 02, 2022 9:25 pm
- Location: Shropshire
- Bike Model and Year: R1250RT LE - '18
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Re: Jump me
It's the Cold Cranking Amps (CCA) that are important for a jump start battery and BMW have kindly given us a clue as to the minimum requirement in the specification of the OEM battery. On a boxer engine we're talking about a high compression twin so the bigger the CCA the better.
Last edited by Capt Sisko on Mon Aug 04, 2025 9:16 am, edited 2 times in total.
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Randyjaco
- Posts: 379
- Joined: Thu Nov 11, 2021 3:18 am
- Location: Friendswood, Texas, USA
- Bike Model and Year: R1200RT 2017
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Re: Jump me
Maybe I misread what you were looking for. I carry one of these and never had to use it on my bike, but I have saved several friends' butts over the past 2 years.
https://www.amazon.com/s?k=motorcycle+b ... anker_1_22
https://www.amazon.com/s?k=motorcycle+b ... anker_1_22
- Doctor T
- Posts: 2646
- Joined: Tue Dec 21, 2021 10:21 pm
- Location: west sussex
- Bike Model and Year: 2007 R1200RT SE
- Has liked: 1695 times
- Been liked: 549 times

Re: Jump me
No, you didn't misread.
I want it mostly for the bike and very rarely for a mid sized car engine.
I want it mostly for the bike and very rarely for a mid sized car engine.
Trust me I am a retired Doctor and lecturer at Oxford University of Structural and Mechanical/Electrical engineering.
May the shaft be with you
May the shaft be with you
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burridge01
- Posts: 1107
- Joined: Tue Jul 02, 2019 11:25 am
- Location: Basildon, Essex
- Bike Model and Year: 1964 S2 Lambretta
- Been liked: 560 times

Re: Jump me
I was actually thinking what would be the biggest engine DocT would want to jump(maybe his Rover PB5 or his Rolls Canardly)then go from there. I don't reckon any bike requires a great deal of amps to fire it up.If it's just for his bike then a smaller jumper would fit the bill.Capt Sisko wrote: Sun Aug 03, 2025 10:24 pm It's the Cold Cranking Amps (CCA) that are important for a jump start battery and BMW have kindly given us a clue as to the minimum requirement in the specification of the OEM battery. On a boxer engine we're talking about a high compression twin so the bigger the CCA the better.
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burridge01
- Posts: 1107
- Joined: Tue Jul 02, 2019 11:25 am
- Location: Basildon, Essex
- Bike Model and Year: 1964 S2 Lambretta
- Been liked: 560 times

Re: Jump me
Doc,I got my Noco(respected brand)from Halfords with my trade card.Noco do varying models to suit most engine sizes and you get a decent discount via the trade card.Doctor T wrote: Mon Aug 04, 2025 6:08 pm No, you didn't misread.
I want it mostly for the bike and very rarely for a mid sized car engine.
If you look and find one you like,let me know the model and I'll see what the trade card price is(that's if you don't have one)
Obviously review Noco,but they do have a good reputation.Mine will start any bike and me Sprinter (i have it with me now)
- Doctor T
- Posts: 2646
- Joined: Tue Dec 21, 2021 10:21 pm
- Location: west sussex
- Bike Model and Year: 2007 R1200RT SE
- Has liked: 1695 times
- Been liked: 549 times

Re: Jump me
A Rolls or Rover P5. Even if i had the money, they would be at the bottom of my list. I dont like to spend much.burridge01 wrote: Mon Aug 04, 2025 8:07 pm I was actually thinking what would be the biggest engine DocT would want to jump(maybe his Rover PB5 or his Rolls Canardly)then go from there. I don't reckon any bike requires a great deal of amps to fire it up.If it's just for his bike, then a smaller jumper would fit the bill.
A P6 V8 or a SD1. Owned a few but must have a v8 with a manual box fitted. Also must have a pipe holder
Trust me I am a retired Doctor and lecturer at Oxford University of Structural and Mechanical/Electrical engineering.
May the shaft be with you
May the shaft be with you
- Doctor T
- Posts: 2646
- Joined: Tue Dec 21, 2021 10:21 pm
- Location: west sussex
- Bike Model and Year: 2007 R1200RT SE
- Has liked: 1695 times
- Been liked: 549 times

Re: Jump me
My son has a trade card. Have been veiwing a couple of videos on NoCo itemsburridge01 wrote: Mon Aug 04, 2025 8:13 pm Doc,I got my Noco(respected brand)from Halfords with my trade card.Noco do varying models to suit most engine sizes and you get a decent discount via the trade card.
If you look and find one you like,let me know the model and I'll see what the trade card price is(that's if you don't have one)
Obviously review Noco,but they do have a good reputation.Mine will start any bike and me Sprinter (i have it with me now)
Trust me I am a retired Doctor and lecturer at Oxford University of Structural and Mechanical/Electrical engineering.
May the shaft be with you
May the shaft be with you

