See the attached JPEG clipping from the JH Parts Manual. On the back end of the oil pump housing, next to the bore where the distributor ...   06-14-2017 11:22 pm

Just for the record, Lotus used three different 5-speed transmissions with the 907 & 912 engines. Any of which, when taken with it's ...   06-05-2017 05:13 pm

I'm surprised fuel injection is such an open option. How are your cam's timed. The early J-H timing was 115 IN / 115 EX, ...   04-28-2017 04:03 pm

Steve, What will fuel injection do to how the SCCA classes your car for autocross? If you had another stock head, would you install it just to ...   04-28-2017 02:35 am

Aaron, +1 on the new belt. Who is putting it in? And I've been curious... who is the PO in Chicago? Regards, Tim Engel ...   04-13-2017 06:23 am

If you want to play with cam timing, give 104 In / 110 Ex a try. But for that, you'll need to buy ...   04-11-2017 06:25 pm

Does your car have to pass a strict emissions test. If so, it will have a better chance with 115 In / 115 ...   04-11-2017 05:17 am

Frank Schwartz wrote: Yes, I know...I am referring to the white sealant he used in filling up that wedge gadget he used to hold the cam ...   04-10-2017 02:02 am

chrisl wrote: (It's not true that Lucas, in 1947, tried to get Parliament to repeal Ohm's Law. They withdrew their efforts when they met too much ...   04-09-2017 05:52 am

Frank Schwartz wrote: Have always had problem holding cams in place and this is what I need. Or perhaps regular silicone sealer which dries ...   04-09-2017 05:49 am

BTW, one of the nice things about the frequency method is that there are inexpensive/ free guitar tuning aps for smart phones, and even frequency ...   04-07-2017 05:02 pm

Good information, thanks for sharing. It's that kind of input that will help zero in on a preferred tension recommendation. The tension varies with ...   04-07-2017 04:58 pm

Don, Sorry, I don't have a straight answer for you about where the Toyota transmission's ID number might be. But here's some general info ...   03-30-2017 02:31 am

There's only one route for oil into the distributor, and the seal should keep it out. Obviously, the seal has failed. ...   03-26-2017 05:10 am

DonBurns wrote: Are SKF 414871A or Flennor FS03299 bearings actually available? I have been searching online, been to two auto parts stores and the Ford dealership ...   03-24-2017 04:14 pm

Rick in Miami wrote: I did set the tension cold @ 47# with a Krikit. Okay, good. I'm with you there. Rick in Miami wrote: I included ...   03-15-2017 06:28 pm

Rick, Save yourself some grief, and don't set the tension hot. Always check or set the belt tension on a cold engine, before the ...   03-15-2017 05:49 am

I was PM'd and asked for a similar Burroughs/ Krikit spec for the black trapezoidal tooth belt. I thought others might find the ...   03-11-2017 01:16 am

The trapezoidal tooth belt is standard for the JH 907. If your engine has the round-tooth HTD pulleys, then that was a very ...   03-10-2017 04:15 pm

Frank, Which carbs... Zenith-Stromberg or Dellorto? And if Dellorto, what throat and choke sizes? From what you describe, it does sound like you're fighting an ...   02-28-2017 04:21 pm

What's the question? ...   02-27-2017 07:31 pm

Judson ocassionally/ rarely posts in the Jensen Healey page on Facebook. You might try pinging him there. Good luck, Tim Engel ...   02-27-2017 07:06 pm

DonBurns wrote:My engine is 2.2 and I can tell you this combination did not work at all, could barely keep is running. Also noticed that ...   02-27-2017 06:21 pm

DHLA 45 Suffix details are: No suffix = standard universal with 3 progression holes 45 C = Universal with 5 progression ...   02-26-2017 03:35 am

Bfitz241 wrote: (Snip)... I've been driving the car and it has an almost imperceptible misfire at the top of the idle circuit.I'm not totally clear on ...   02-14-2017 11:55 pm

Google GPS speedometer. I recommend the SpeedHut line. They even have a vintage-look gauge that doesn't look out of place with ...   02-12-2017 01:15 am

Bfitz241 wrote: Thanks for the picture. So the oil filter holds the whole thing together...got it Bingo ! Without the sandwich plate in place, there is a ...   02-04-2017 01:15 am

Repeat the compression test on the low cylinder just to make certain it wasn't simply a procedure screw-up on your part. Specifically, make ...   02-04-2017 01:01 am

Frank & Don, Go up to the first message in this thread, and you'll see that Peter updated it with new pricing information as of Jan ...   01-25-2017 10:23 pm

The 907's original trapezoidal tooth belt is a 3/8" pitch Imperial belt (otherwise known as Profile Size "L"), and many companies sell that size. ...   01-21-2017 10:43 pm

If your exhaust manifold to head joint leaks, then the main culprit is the steel-asbestos-steel gasket... not the manifold/ header/ what-have-you. The fix is the triple-laminate ...   01-21-2017 10:20 pm

The accelerator pump's external linkage is stroke-adjustable. A longer/ shorter stroke controls the total amount of fuel dispensed by the pump per stroke. ...   01-19-2017 04:22 pm

DonBurns wrote: The club store mentions they are necessary to avoid valve float (bounce?) but no mention of the binding issue, but I have to assume ...   01-16-2017 10:21 pm

DonBurns wrote: So it sounds like shimming the liners up is the way people usually go, but is there any reason why milling the block down ...   01-16-2017 05:03 am

Bfitz241 wrote: I believe my carbs are plain "45", but I'll check to be sure.All Dellorto DHLA models are arguably better than the corresponding Weber DCOEs, ...   01-09-2017 03:55 pm

Bfitz241 wrote: I believe my carbs are plain "45", but I'll check to be sure. RE: the idle air corrector-do the leaner numbers have larger or more ...   01-09-2017 03:00 pm

This is a repeat of the set-up chart I posted on 11-11-16. Just adding the JHPS Store carb's data as provided by Don Burns on ...   01-08-2017 11:53 pm

Off topic but... Early Lotus Esprits used a Citroen transaxle. A special tool is required to remove the large nut at the back of the ...   11-29-2016 05:27 pm

This is a good upgrade over the OEM J-H tensioner assembly. Good stuff. There are junk bearing brands out there in the world, but ...   11-29-2016 04:43 pm

You guys should all buy two. One as a worthwhile upgrade for your 907 engine, and one as a piece of sculpture for ...   11-29-2016 04:26 pm