300cc Kr1s Engine build

Show us that box of bits in your shed!
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Johnfarley
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Re: 300cc Kr1s Engine build

Post by Johnfarley » Sun Aug 11, 2019 12:00 pm

Image.. Image

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Kr1s 300 special

Gerrit
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Re: 300cc Kr1s Engine build

Post by Gerrit » Mon Aug 12, 2019 5:23 pm

I wonder what the bore is of these cylinders- 60-61 mm?
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500bernie
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Re: 300cc Kr1s Engine build

Post by 500bernie » Tue Aug 13, 2019 2:47 pm

Hi Gerrit,

They are 61mm.

Cheers,
Bernie 8)
Firecracker Red and Grey C3 300
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Johnfarley
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Re: 300cc Kr1s Engine build

Post by Johnfarley » Tue Aug 13, 2019 10:30 pm

Not long now carbs and top end sorted πŸ‘ Another 300 special almost done thanks to Martin and Bernie Image .. Image

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altered your image codes... 1R
Kr1s 300 special

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Johnfarley
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Re: 300cc Kr1s Engine build

Post by Johnfarley » Fri Oct 18, 2019 7:10 am

Now finished and running perfect. Thanks to Bernie, Martin, and mick abbey for all you help and advice in building my 300 special well chuffed cheers john
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Kr1s 300 special

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martin
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Re: 300cc Kr1s Engine build

Post by martin » Wed Oct 23, 2019 5:44 pm

Get a video up giving it some on those roads in sheep shagger land
current bikes
fully restored green/white kr1 b2

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500bernie
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Re: 300cc Kr1s Engine build

Post by 500bernie » Thu Oct 24, 2019 7:05 am

:lol:
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podman
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Re: 300cc Kr1s Engine build

Post by podman » Sat Oct 26, 2019 2:24 pm

Fab, what did it make on Micks dyno?

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Johnfarley
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Re: 300cc Kr1s Engine build

Post by Johnfarley » Thu Nov 14, 2019 9:10 am

Hi we got a very good 66 at the rear wheel well chuffed 😁well worth the effort and time πŸš€πŸš€πŸš€
Kr1s 300 special

dandan0162
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Re: 300cc Kr1s Engine build

Post by dandan0162 » Fri Dec 27, 2019 1:01 am

Looking good John 66 hp is good power from a krπŸ‘Œ mine is proballly in the 50s being a standard kr but I'll just thrash it that bit more lol I do have a some flowed cases and sum tuned barrells that will be a good start for more pony's when I get round to it that is,enjoy I bet she's mint to ride.

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