Krauser 4 valve head Mono on eBay ~

That'd make a lovely Bobber :thumb

Out of interest, what would the 4 halve heads do to an otherwise standard boxer :nenau

Andres
They make an otherwise uninteresting bike a source of often vehement discussion. :D
 
Interesting Thread here...

That shed a lot of light on them, ta :thumb2

You know, one thing that always strikes me about ADVrider tech threads is the amount of peeps that really know what they are talking about, always very factual with little supposition or half baked/remembered facts :thumb2

Andres
 
That'd make a lovely Bobber :thumb

Out of interest, what would the 4 halve heads do to an otherwise standard boxer :nenau

Andres

Made it rattle more than you can ever believe, and made you an expert on adjusting krauser head valve clearences, as they needed doing every few hundred miles.

Oh, i forgot to mention the real performance advantage as opposed to the "on paper" boast. None whatsoever.
 
Made it rattle more than you can ever believe, and made you an expert on adjusting krauser head valve clearences, as they needed doing every few hundred miles.

Oh, i forgot to mention the real performance advantage as opposed to the "on paper" boast. None whatsoever.

As St Eptoe states :thumb

I've had the pleasure of riding a GENUINE MKM both with and without the Krauser heads..
With = no noticeable power difference when riding compared with original high comp pre 1980 heads and 40mm exhausts...
Valve clearance adjustment was due after every tank full of fuel..
Lumpy power delivery with a drop in power around 4000rpm :(
They Squeak on tickover.
Sound like a skeleton wanking in a biscuit tin at 2000 - 7000 rpm..
Could never get above 30 mpg....
2 valve heads, = SWEET, pulled out of fast corners a lot better and almost 40 mpg ....
Conclusion, Krauser frame = Dogs Bollox :thumb
Krauser heads -= Dogs Shite.....

Just my own humble opinion...
 
You're back :thumb2

As St Eptoe states :thumb

I've had the pleasure of riding a GENUINE MKM both with and without the Krauser heads..
With = no noticeable power difference when riding compared with original high comp pre 1980 heads and 40mm exhausts...
Valve clearance adjustment was due after every tank full of fuel..
Lumpy power delivery with a drop in power around 4000rpm :(
They Squeak on tickover.
Sound like a skeleton wanking in a biscuit tin at 2000 - 7000 rpm..
Could never get above 30 mpg....
2 valve heads, = SWEET, pulled out of fast corners a lot better and almost 40 mpg ....
Conclusion, Krauser frame = Dogs Bollox :thumb
Krauser heads -= Dogs Shite.....

Just my own humble opinion...
 
Fascination ! & Wonder !

It often causes me great wonder.

How does a Baby get the Toys back after they have thrown them from the Pram !
 

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