Guess the engine thread

Anything you like about motorbikes
User avatar
derek badger
Posts: 898
Joined: Sat Mar 14, 2020 1:12 pm
Location: Surrey Hills
Has thanked: 769 times
Been thanked: 1135 times

Guess the engine thread

Post by derek badger »

I think we had similar way back when, you post a picture of an engine (try and hide any distinguishing make/marks) and whoever gets it right posts the next picture.

Here we go...

Image
Nidge
Posts: 537
Joined: Sun Mar 15, 2020 7:41 am
Location: Oxfordshire
Has thanked: 705 times
Been thanked: 701 times

Re: Guess the engine thread

Post by Nidge »

Jawa speedway engine? Or maybe Weslake?
User avatar
derek badger
Posts: 898
Joined: Sat Mar 14, 2020 1:12 pm
Location: Surrey Hills
Has thanked: 769 times
Been thanked: 1135 times

Re: Guess the engine thread

Post by derek badger »

Nidge wrote: Thu Mar 19, 2020 11:49 am Jawa speedway engine? Or maybe Weslake?
Can you be more pacific?
User avatar
ogri
Posts: 463
Joined: Mon Mar 16, 2020 4:11 pm
Location: Wymering
Has thanked: 1036 times
Been thanked: 224 times

Re: Guess the engine thread

Post by ogri »

500cc speedaway engine made by ???? :)
Ignorance is bliss
Le_Fromage_Grande
Posts: 11233
Joined: Mon Mar 16, 2020 6:40 pm
Location: The road of many manky motorcycles
Has thanked: 607 times
Been thanked: 4124 times

Re: Guess the engine thread

Post by Le_Fromage_Grande »

It's a Weslake
Honda Owner
User avatar
derek badger
Posts: 898
Joined: Sat Mar 14, 2020 1:12 pm
Location: Surrey Hills
Has thanked: 769 times
Been thanked: 1135 times

Re: Guess the engine thread

Post by derek badger »

Julian_Boolean wrote: Thu Mar 19, 2020 1:33 pm It's a Weslake
I'll give you that as it's quite obscure. It's a BVR (Brian Valentine) 5 valve conversion. Sadly the ACU changed the rules to a maximum of 4 valves just after he developed it.

Image

Your go, post something up. :)
User avatar
GuzziPaul
Posts: 418
Joined: Sun Mar 15, 2020 12:45 pm
Location: Chelmsford
Has thanked: 59 times
Been thanked: 195 times

Re: Guess the engine thread

Post by GuzziPaul »

I was going for a 500 Weslake as well too late, as usual :( Used to Have one in the grasstrack outfit I used to passenger.
Le_Fromage_Grande
Posts: 11233
Joined: Mon Mar 16, 2020 6:40 pm
Location: The road of many manky motorcycles
Has thanked: 607 times
Been thanked: 4124 times

Re: Guess the engine thread

Post by Le_Fromage_Grande »

Image
Honda Owner
Le_Fromage_Grande
Posts: 11233
Joined: Mon Mar 16, 2020 6:40 pm
Location: The road of many manky motorcycles
Has thanked: 607 times
Been thanked: 4124 times

Re: Guess the engine thread

Post by Le_Fromage_Grande »

inewham wrote: Thu Mar 19, 2020 2:54 pm DKW split single?
A former colleague has one :D
Correct, your turn
Honda Owner
Le_Fromage_Grande
Posts: 11233
Joined: Mon Mar 16, 2020 6:40 pm
Location: The road of many manky motorcycles
Has thanked: 607 times
Been thanked: 4124 times

Re: Guess the engine thread

Post by Le_Fromage_Grande »

How does it drive the cam?
Honda Owner
Lutin
Posts: 648
Joined: Mon Mar 16, 2020 4:52 pm
Location: Just across the border in the Republic
Has thanked: 257 times
Been thanked: 332 times

Re: Guess the engine thread

Post by Lutin »

Ariel twin?
Blundering about trying not to make too much of a hash of things.
Lutin
Posts: 648
Joined: Mon Mar 16, 2020 4:52 pm
Location: Just across the border in the Republic
Has thanked: 257 times
Been thanked: 332 times

Re: Guess the engine thread

Post by Lutin »

inewham wrote: Thu Mar 19, 2020 5:54 pm
Lutin wrote: Thu Mar 19, 2020 5:51 pmAriel twin?
No
Ok, how about Triumph then?
Blundering about trying not to make too much of a hash of things.
User avatar
derek badger
Posts: 898
Joined: Sat Mar 14, 2020 1:12 pm
Location: Surrey Hills
Has thanked: 769 times
Been thanked: 1135 times

Re: Guess the engine thread

Post by derek badger »

inewham wrote: Thu Mar 19, 2020 3:08 pm Image
Fuck knows what it is, but it's going to be the quickest skateboard ever when it's done...
Bwana
Posts: 326
Joined: Sun Mar 15, 2020 7:05 pm
Has thanked: 164 times
Been thanked: 273 times

Re: Guess the engine thread

Post by Bwana »

Ducati?
User avatar
derek badger
Posts: 898
Joined: Sat Mar 14, 2020 1:12 pm
Location: Surrey Hills
Has thanked: 769 times
Been thanked: 1135 times

Re: Guess the engine thread

Post by derek badger »

BSA A7?
cheb
Posts: 4905
Joined: Tue Mar 17, 2020 6:51 am
Been thanked: 2617 times

Re: Guess the engine thread

Post by cheb »

Kawasaki clone? W series IIRC.
Nobby
Posts: 535
Joined: Sun Mar 15, 2020 5:04 pm
Has thanked: 85 times
Been thanked: 477 times

Re: Guess the engine thread

Post by Nobby »

I was thinking Japanese when I spotted the carbs. You could be right.
cheb
Posts: 4905
Joined: Tue Mar 17, 2020 6:51 am
Been thanked: 2617 times

Re: Guess the engine thread

Post by cheb »

Damn. I'll have to think of odd engines now.
Nobby
Posts: 535
Joined: Sun Mar 15, 2020 5:04 pm
Has thanked: 85 times
Been thanked: 477 times

Re: Guess the engine thread

Post by Nobby »

5D6932C6-3321-45EC-8AA1-F6B8983D928F.jpeg
5D6932C6-3321-45EC-8AA1-F6B8983D928F.jpeg (31.09 KiB) Viewed 2793 times
Not my turn but , whilst we wait for Cheb to rummage round the workshop , how about this.
The Spanner is only there for scale. Just thought I’d mention that.
cheb
Posts: 4905
Joined: Tue Mar 17, 2020 6:51 am
Been thanked: 2617 times

Re: Guess the engine thread

Post by cheb »

Crack on, I'll probably forget to do it.