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howardsmed
Ragged trousered Philanthropist
·
From
DORSET. UK
Joined
Sep 10, 2012
Last seen
Yesterday at 12:11 PM
Messages
65
Reaction score
286
Points
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howardsmed
replied to the thread
dyno sheet
.
David Newman doesn't run the company anymore, he has left that to his son Ken. if you call mention me, they know me well I will put...
Monday at 4:27 AM
howardsmed
replied to the thread
dyno sheet
.
we copied the 25-130 profile and reduced the duration, and the program at Newman's "computer smoothed" the profile as well as...
Monday at 4:14 AM
howardsmed
replied to the thread
dyno sheet
.
I went to see John Andrews years ago at Andrews cams in the USA, he was particular about what machinery he used and he had Landis. Ken...
Monday at 3:04 AM
howardsmed
replied to the thread
Project 100hp rephased 880
.
I have used SP370 pistons,( 85mm) i built a bike for martin Guilford, who was a professional sidecar moto-crosser, ( his father Mike...
Friday at 9:23 AM
howardsmed
replied to the thread
Project 100hp rephased 880
.
I am not angry, sorry if it sounded so, email can be misconstrued easily, i am very grateful for your advice, i have seen your work, and...
Friday at 8:39 AM
howardsmed
replied to the thread
dyno sheet
.
Yes. the pin bores do wear on the XS650, but in the hundreds of XS engines i have seen, it is VERY rare. The XS1 I have, sat for a long...
Friday at 8:28 AM
howardsmed
replied to the thread
Project 100hp rephased 880
.
Our XS880 has 92hp rear wheel hp, ( from TTS one of the most reputable performance shops in the UK) when someone shows me an XS650/880...
Friday at 8:07 AM
howardsmed
replied to the thread
dyno sheet
.
Hi Christian I worked for Carl Morrow in Sana Fe springs tuning Harleys in 1994, Megacycle were in CA too, so no bother, but now, with...
Friday at 8:00 AM
howardsmed
replied to the thread
dyno sheet
.
Hi Christian SR500---the 41mm is the OD, all tubing in the UK is measured on OD, so yes the internal diameter will be the same size as...
Friday at 6:12 AM
howardsmed
replied to the thread
XV750 pistons
.
Yes they are flat topped, which means its easy to set the deck height, and thus the squish clearance, we will have to get some 83.5mm...
Jan 25, 2023
howardsmed
replied to the thread
XV750 pistons
.
it wont be a cheap day out if you do the stroker crank too, that is a lot of engineering work, However the 800cc big bore will be a bare...
Jan 25, 2023
howardsmed
replied to the thread
XV750 pistons
.
I had a long chat with Rick 10 minutes ago, we will do the stroker crank first ( people have been using 84mm strokers for 40 years, so...
Jan 25, 2023
howardsmed
posted the thread
XV750 pistons
in
The Garage
.
Just thought his snippet of info should be out there. This is for UK and European engines only, which have 533 con rod length ( 140mm...
Jan 25, 2023
howardsmed
replied to the thread
Project 100hp rephased 880
.
half a lifetime ago i worked for a HD tuning shop here in the UK, i had a set of Branch heads on my 80, and then STD modified bathtubs...
Jan 16, 2023
howardsmed
replied to the thread
dyno sheet
.
The XV valves we have used a fair bit, they are +2mm oversize, which means that the seat ID ( the seat choke point) will be 89/90% of...
Jan 16, 2023
howardsmed
replied to the thread
dyno sheet
.
I am not a fan off slagging people off, BUT Lenny Paterson from the cylinder head shop is not a nice man, he is full of chat, but in the...
Jan 16, 2023
howardsmed
replied to the thread
dyno sheet
.
You must be joking, Lenny Paterson of the Cylinder Head Shop is a crook, who talks rubbish ( see his website, bigging himself up) with...
Jan 15, 2023
howardsmed
replied to the thread
dyno sheet
.
its a race engine, built for Steve Mann, BUT it did pull a sidecar and two people, and started and ticked over well, it is really just a...
Jan 15, 2023
howardsmed
replied to the thread
Anybody had any water jet cutting done?
.
water jet cutting is excellent i have had hundreds of parts done, in titanium, lithium, stainless steel, copper etc strangely the only...
Jan 15, 2023
howardsmed
replied to the thread
Project 100hp rephased 880
.
i have asked Steve for the dyno sheet on the race 750 we did with 76hp, i will post it if he can find it. The 880 was a real surprise...
Jan 15, 2023
howardsmed
replied to the thread
Project 100hp rephased 880
.
Hi Dan i have just done a raised port inlet and exhaust on an SR500, the port is +6mm higher, which straightens the port pout no end. i...
Jan 15, 2023
howardsmed
posted the thread
dyno sheet
in
The Garage
.
I found this dyno sheet when i was tidying up the external hard drive the engine is one i built for Steve Mann CRMC sidecar racer, this...
Jan 15, 2023
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