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Search: Posts Made By: Julian Caples
Forum: 6 cyl Bristol cars 23-11-21, 02:18 AM
Replies: 9
Views: 952
Posted By Julian Caples
Yes emulsion tubes are available - 10s are no...

Yes emulsion tubes are available - 10s are no problem the others are a bit harder - Classic carbs (classiccarbs.co.uk) have had them, classic carbs here in oz have 10s (classiccarbs.com.au) as do...
Forum: 6 cyl Bristol cars 22-11-21, 11:09 AM
Replies: 4
Views: 878
Posted By Julian Caples
Glenn See my reply to your other thread re the...

Glenn

See my reply to your other thread re the differences between early and late 405

Your current set up seems very idiosyncratic
Without putting the car on a rolling road dyno (or the engine on...
Forum: 6 cyl Bristol cars 22-11-21, 11:07 AM
Replies: 9
Views: 952
Posted By Julian Caples
Glenn The different jetting for the centre carb...

Glenn

The different jetting for the centre carb is theoretically correct but there are also differences in the pilot air jets which change how the pilot circuit interacts with the main jet circuit....
Forum: 6 cyl Bristol cars 05-11-21, 08:18 AM
Replies: 11
Views: 984
Posted By Julian Caples
Hi Glenn If your car has a normal 405 first gear...

Hi Glenn

If your car has a normal 405 first gear it will give you about 5.3 mph per 1000 revs (may be some variance due to tyre profile) (this is the 15.24 ratio you refer to).
If it has an ex AC...
Forum: 6 cyl Bristol cars 31-10-21, 10:16 PM
Replies: 11
Views: 984
Posted By Julian Caples
Glenn It does seem likely that you have a first...

Glenn

It does seem likely that you have a first gear from an AC Ace or one of the replacements that was made in the 80s or more recently
These are higher in ratio (2.92 vs 3.61 - lower number=higher...
Forum: 6 cyl Bristol cars 28-10-21, 10:17 PM
Replies: 11
Views: 984
Posted By Julian Caples
The simplest way to see if your freewheel is...

The simplest way to see if your freewheel is working is to (carefully) see if the car rolls forward with the engine off when in first gear (brakes off, foot off the clutch pedal)

The freewheel works...
Forum: 6 cyl Bristol cars 05-04-20, 09:38 PM
Replies: 8
Views: 1,411
Posted By Julian Caples
The correct seals for the suspension units (Both...

The correct seals for the suspension units (Both front and rear) are available through the Bristol Owners Club of Australia (BOCA) and the Bristol Owners and Drivers Assocaition (BODA) to financial...
Forum: 6 cyl Bristol cars 24-11-19, 09:31 PM
Replies: 8
Views: 1,427
Posted By Julian Caples
The hardened thin wall sleeve is called a...

The hardened thin wall sleeve is called a "speedie sleeve" and is a standard off the shelf part (no special commissioning required). They are available to suit every standard oil seal (usually in a...
Forum: 6 cyl Bristol cars 16-11-19, 09:12 AM
Replies: 2
Views: 1,101
Posted By Julian Caples
Mike Yes it is possible to fit the "A" frame...

Mike

Yes it is possible to fit the "A" frame ball joint seal without removing the diff. With care, lots of patience and lots of rubber grease, it is possible to stretch the seal over the top. Go...
Forum: 6 cyl Bristol cars 10-11-19, 09:30 PM
Replies: 3
Views: 1,019
Posted By Julian Caples
Mike Talk to Bill Lawson (BODA Spares...

Mike

Talk to Bill Lawson (BODA Spares co-ordinator) he can get the correct items

Regards

Julian Caples
Forum: 8 & 10 cyl Bristol cars 01-10-18, 05:53 AM
Replies: 6
Views: 2,175
Posted By Julian Caples
Try Lucas 13H7779 That's the one with the plug...

Try Lucas 13H7779
That's the one with the plug rather than bullet connectors - but I'd have a look at one before committing if I were you

Regards

Julian
Forum: 6 cyl Bristol cars 16-05-18, 09:27 PM
Replies: 8
Views: 2,473
Posted By Julian Caples
Why don't you get the reserve unit...

Why don't you get the reserve unit repaired/reconditioned? That would restore the function properly and give you reserve function as originally designed.

Four Ashes Garage do a terrific job with...
Forum: 6 cyl Bristol cars 03-04-15, 09:16 AM
Replies: 2
Views: 2,073
Posted By Julian Caples
The Australian Club (Bristol Owners Club of...

The Australian Club (Bristol Owners Club of Australia) have all the rubbers for 400s 401s 402s and 403s, including tie rod end rubbers.
E-mail the BOCA spares co-ordinator, I'm sure he wil be able to...
Forum: 6 cyl Bristol cars 15-03-15, 12:42 PM
Replies: 7
Views: 3,707
Posted By Julian Caples
Vincent the easy solution, is as Geoff suggests,...

Vincent

the easy solution, is as Geoff suggests, revert to positive earth - there are few real issues with this.
remember that the generator is polarised, and you will need to repolarise the...
Forum: 6 cyl Bristol cars 26-02-15, 05:18 AM
Replies: 7
Views: 4,715
Posted By Julian Caples
I agree that the best way to find the best curve...

I agree that the best way to find the best curve for any given engine is a dyno

My suggested curve was a starting point and "safe" - you won't burn piston crowns at partial load

a curve that...
Forum: 6 cyl Bristol cars 25-02-15, 09:15 AM
Replies: 7
Views: 4,715
Posted By Julian Caples
Hi John Here's a starting point Static timing...

Hi John

Here's a starting point
Static timing set to 8 degrees BTDC (Crank)
Initial advance starts at 1000 RPM
16 degrees at 2000 RPM (Crank)
26 degrees at 3000 RPM (Crank)

aim for a total advance...
Forum: 8 & 10 cyl Bristol cars 18-01-15, 09:08 PM
Replies: 7
Views: 2,688
Posted By Julian Caples
The 407 does have a relay you must have either a...

The 407 does have a relay

you must have either a relay or a diode in the feed from the starter solenoid or you will have power fed (at about 8-9v) from the coil feed back to the starter after the...
Forum: 8 & 10 cyl Bristol cars 11-01-15, 01:20 PM
Replies: 7
Views: 2,688
Posted By Julian Caples
Barrie The two issues with the coil may not be...

Barrie

The two issues with the coil may not be directly related (except in that they both involve the coil)

for all of the below, I assume that you are still running the original points system...
Forum: 6 cyl Bristol cars 26-12-14, 12:06 AM
Replies: 3
Views: 2,561
Posted By Julian Caples
Front: Koni 80.1149 Rear: Koni 80.1080 (Koni...

Front: Koni 80.1149
Rear: Koni 80.1080 (Koni 80.1087 are stiffer and used on 403)

Cheers

Julian
Forum: Commercial Service Offerings 26-10-14, 09:12 PM
Replies: 2
Views: 8,195
Posted By Julian Caples
Bristol Cars Parts email

Peter

parts@bristolcars.co.uk

works for me

regards

Julian Caples
Forum: 6 cyl Bristol cars 14-07-14, 09:41 AM
Replies: 4
Views: 2,404
Posted By Julian Caples
Bob Anthony Pearson at Classic and Vintage Bulbs...

Bob

Anthony Pearson at Classic and Vintage Bulbs (in Adelaide, Australia) Home Page (http://www.classicandvintagebulbs.com/page2.html) has a Q/H bulb for the prefocus base (the one in the PF770)....
Forum: 6 cyl Bristol cars 14-04-14, 07:48 AM
Replies: 6
Views: 2,083
Posted By Julian Caples
As Geoff said in an earlier post, we have the...

As Geoff said in an earlier post, we have the correct item here in Australia. No need to "make and do" or otherwise adapt something from somewhere else.

PM me for details

regards

Julian
Forum: 6 cyl Bristol cars 06-01-14, 08:44 AM
Replies: 4
Views: 2,120
Posted By Julian Caples
Hi Marcus If you are not concerned about the...

Hi Marcus

If you are not concerned about the self cancelling (timer) the switch can be replaced with a simple manual indicator

Holden Vintage have such a switch (part number 020.071 - manual...
Forum: 6 cyl Bristol cars 29-08-12, 12:37 AM
Replies: 20
Views: 10,802
Posted By Julian Caples
a correction for the BWCR5 box the service...

a correction

for the BWCR5 box the service manual (and handbook) gives the ratio as 3.16:1 (which i put in the table below), if you actually calculate the ratio using gear teeth ratios it is...
Forum: 6 cyl Bristol cars 28-08-12, 11:41 PM
Replies: 20
Views: 10,802
Posted By Julian Caples
Found the actual ratios for you 400 gearbox (for...

Found the actual ratios for you

400 gearbox (for 85A engine)
1st 4.3:1
2nd 2.172:1
3rd 1.295:1 (box for 85C has lower third gear 1.41:1)
4th 1.0:1

CR3 (also BWCR 6, 9 & 12)
1st 2.92:1
Showing results 1 to 25 of 26

 
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