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Posted

Gave my piper one piece rocker thingy a refurb, machined and polished the top, shotblasted and painted it, made up some brass nuts and a stainless filler cap with brass nozzle 8)

 

piperrefurb001.jpg

 

piperrefurb002.jpg

Posted
dont wana sound daft but wot is that?

 

I was thinking same thing when I saw bottom pic. It apperars the rockers are built into the rocker cover. I've never seen anything like that before.

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Posted

Can't say I've ever seen that before either but Piper have done some interesting things over the years, who's seen one of these before?

 

A piper twin cam 8 valve pinto cylinder head

 

Pipertwincam.jpg

Posted

looks ace :thumbsup:

 

 

 

 

 

( i still think you should sell it to me though :mrgreen: )

 

 

 

 

 

Vista: some one i know has one of them going in there mk1 rs2000 8)

Posted
Can't say I've ever seen that before either but Piper have done some interesting things over the years, who's seen one of these before?

 

A piper twin cam 8 valve pinto cylinder head

 

Pipertwincam.jpg

 

I have, in the flesh and omg I can't say any more!!!

Posted

I can't speak for the merits. The theory is, the end rockers aren't very well supported in the standard set up, so this cover increases the rigidity of the rocker gear with more support for the centre areas of the rocker shaft too. This should lead to less flex of the shaft and potentially more of the desired cam lift making it as far as the valves.

 

It looks like you've made a superb job of spivving it up 8):thumbsup:

Posted

Yeah makes the whole top end more ridgid. Dave Edmunds had a billet assembly made by Barnby Engineering on his legendry X/Flow . Apparently worked as a great heat sink as well...so much so that you could hardly touch it after spirited use.

 

 

 

 

 

 

ps Thanks for the work you did for Martin mate :thumbsup:

Posted
Yeah makes the whole top end more ridgid. Dave Edmunds had a billet assembly made by Barnby Engineering on his legendry X/Flow . Apparently worked as a great heat sink as well...so much so that you could hardly touch it after spirited use.

 

 

He told me he had two made and the other is still kicking about somewhere..

Posted

 

I have, in the flesh and omg I can't say any more!!!

 

 

Someone i know has one of these for there mk1 rs2000 8)8) should be good !

 

 

Steve, Cheers !!! dont no one else bid :mrgreen: pleeaseee :(

Posted
Yeah makes the whole top end more ridgid. Dave Edmunds had a billet assembly made by Barnby Engineering on his legendry X/Flow . Apparently worked as a great heat sink as well...so much so that you could hardly touch it after spirited use.

 

:thumbsup:

 

I think IKE engineering - the chap that does the Cheap steel cranks does some sort of billet aluminium rocker post set up featuring extra support - possibly also found on e-bay....

Posted
Yeah makes the whole top end more ridgid. Dave Edmunds had a billet assembly made by Barnby Engineering on his legendry X/Flow . Apparently worked as a great heat sink as well...so much so that you could hardly touch it after spirited use.

 

:thumbsup:

 

I think IKE engineering - the chap that does the Cheap steel cranks does some sort of billet aluminium rocker post set up featuring extra support - possibly also found on e-bay....

 

 

Yeah he did, athough they arnt in his shop any more :?

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