When you can see most of the roll cage as a car goes by, then you know why the cage is there. ...   06-27-2013 06:15 pm

The weight savings should result in good acceleration. ...   06-05-2013 08:36 pm

Super Moderator is correct. No original North American Jensen Healeys (and quite probably all Jensen Healeys) had a black rear panel.  Most of the credit ...   03-19-2013 07:54 pm

The distributor vacuum diaphragm is for retard on overrun.  On the left carburetor, there should be an attached vacuum controlled valve that applies manifold vacuum ...   02-04-2013 07:45 pm

‘Sounds as though the centrifugal advance weights in the distributor are swinging out, advancing the spark, as they are supposed to.  Initial timing ...   05-07-2012 06:14 pm

Lotus did make a V8 based on the 907, it think is was the type 908.  At least one prototype was made, but no production.  ...   02-09-2012 10:04 pm

Ramp,  There are internal differences regarding oil control.  In early engines, the oil return passage from the exhaust-side cam box down to the sump tended ...   07-01-2011 07:00 pm

Just my 2 cents worth here:  When I disassembled my early '73 (rope main seal), the one known problem was an internal leak in the ...   06-23-2011 06:55 pm

The slight increase is likely the result of the airbox acting as a plenum chamber.  I am not aware of the air flow capacity of ...   01-06-2011 09:24 pm

Dan, The rope seal can only be replaced by removing the crank.  Perhaps others can comment on their experiences with rope seal ...   11-04-2010 08:27 pm

I'll put both dates in my calendar.  Keep me informed of such plans as may be set. Regards, Jim Sohl ...   10-17-2010 10:36 pm

Art, The brake pivot has 'C' clips on the outside of the pedal box.  The other two pivot shafts, the clutch and accelerator, have their ...   05-02-2010 11:54 pm

I have one of these Haynes manuals and highly recommend it.  Available from Amazon $60.00 or so for a used copy.  Not exactly cheap, but ...   04-10-2010 01:17 am

Well Done!  Question:  How were the holes formed?  end mill?  using what fixture(s)?  in what machine?  ...   03-01-2010 04:42 pm

Happy Holidays! Greg is correct on both counts.  Jensen Healeys were not fitted with PCV valves in the early years, if ever.  As to the possibility ...   12-28-2009 06:31 pm

The Positive Crankcase Ventilation, pcv, valve goes in-line with the hose connecting the vapor separator to the air box.  The idea is that the pcv ...   12-22-2009 07:24 am

To track down rough running, you will need to eliminate variables.  Dry the plugs.  'Best would be to have all four in as nearly the ...   04-26-2007 04:14 am

Just as a point of clarification, with what year did Lotus begin using Zeus to manufacture the cylinder head?  I have a 1984 910 which ...   12-30-2006 05:44 am