[Healeys] Alloy Head
bluehealey at gmail.com
Sun Nov 2 13:09:54 MST 2014
Thanks for the prompt response Magnus.
That would be the DWR2 cam and your observations about low revs tractability
make it an attractive option.
I'm grateful for the insight.
Alan - from my iPad
> On 2 Nov 2014, at 14:41, Magnus Karlsson <magnuskarlsson at bornet.net> wrote:
> ItB4s a 300 degree camshaft supplied by Denis Welch. My text got altered
during transmission. I didnB4t write 300B0.
> I would always choose the 300 degree over the 278 degree as you get a very
noticeable change in performance with the 300 degree and retain the
> Magnus Karlsson
>> 2 nov 2014 kl. 14:42 skrev Bluehealey <bluehealey at gmail.com>:
>> That's a very interesting spec Magnus.
>> I have the H6 carbs and a Fast Road DW alloy head on the shelf ready for
>> next project. I don't recognise the '300B0' cam spec however. Could you
>> expand a little on who the supplier would be?
>> Many thanks.
>> (______________ Alan Bromfield_______________)
>> -----Original Message-----
>> From: Healeys [mailto:healeys-bounces at autox.team.net] On Behalf Of Magnus
>> Sent: 02 November 2014 10:36
>> To: Healey Lista
>> Subject: Re: [Healeys] Alloy Head
>> I've built an engine with DW full race aluminium head, composite gasket,
>> 300B0 race cam and H6 carbs. I put it in a dyno and it gave 156 hp at 5000
>> rpm. I don't remember the torque figures but maximum torque was achieved
>> 1500 rpm and maintained as a flat curve up to 5000 rpm. This resulted in a
>> very competitive race engine and also a very tractable engine that can be
>> used on the streets without any problems. I would always choose to build a
>> 100 engine like this as you get a real quick car with the better road
>> holding compared to a 3000. No problems with water leaks and the head has
>> been long lasting.
>> Magnus Karlsson
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