TVR S3J ???

TVR S3J ???

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Discussion

Shemster65

Original Poster:

22 posts

46 months

Saturday 31st July 2021
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It’s pretty central on the block, other side is slightly more forward but mounts engine/ box nicely don’t have any concerns so far

magpies

5,129 posts

183 months

Saturday 31st July 2021
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okie dokie - just wondered

Shemster65

Original Poster:

22 posts

46 months

Saturday 28th May 2022
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Its been slow progress over winter as I am working outside in a very wet part of Lancashire but better weather and a bit of cover has spurred me on
I didn't like the clutch slave cylinder on the S and mine was shot any way, also I am going fly by wire on the throttle so be losing the accelerator pedal so looked at the donor Jag pedal box which wasn't so different ?
I decided to go for it and modify both the Jag Pedals and the S bulkhead and fit the Jag pedal box

Shemster65

Original Poster:

22 posts

46 months

Saturday 28th May 2022
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I used the pedal and rubbers from the S and fitted them to the shortened Jag pedals.
I moved the holes in the bulkhead to suit and Fiberglassed some mounting points to accommodate the top mounting bolts of the Jag box

Shemster65

Original Poster:

22 posts

46 months

Friday 17th June 2022
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Collection of bits all done ready to be installed.
The plate is the second version as it was originally just to spread the load on the fibre glass bulkhead but I realised if I extend it I could use it to mount the throttle pedal and save me drilling holes in the bulkhead

Shemster65

Original Poster:

22 posts

46 months

Sunday 11th June 2023
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Finally got around to doing more work on my car.
Next job was installing an alternator into the small gap on the left of the engine.
First I tried the Jag alternator but due to its mounting lugs couldn’t even pass it thru the hole between the chassis’s and engine so no good.
I had a Mondeo alternator off the sump donor engine and this did fit and was very close to lining up but the gaps around alternator were just too small, but least I knew the size of body I needed.
After lots of internet research I decided on Ford Transit Connect alternator which has a small body but has a good output (130 A). Unfortunately this is a “smart” alternator which is controlled by the cars ECU so I am going to have to get it converted to become a standard “dumb” device.
I found it quite difficult to position the unit correctly to make measurements but made some cardboard templates for suitable brackets and after a few revisions made these brackets to bolt on the engine block which provide mounts for alternator
Welding again is not so neat but quite secure !

Shemster65

Original Poster:

22 posts

46 months

Sunday 11th June 2023
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After fitting and removing the engine numerous times without the alternator fitted I was able to finalise and confirm it would fit then started working out the belt.
I stole an idea of someone else’s engine conversion and used a Range Rover P38 adjustable air con pulley as a tensioner which required a spacer machining to enable it to bolt thru a M8 hole on the front engine cover.
I measured the belt length using a flat tape measure at around 1080 mm then made a quessimate to the required belt length available which ended up as a 6PK1076 belt.
I fitted the engine again !
It’s a bit of a faff trying to fit the alternator, I had to fit the top bracket to the engine then fit the alternator then install the bottom bracket whilst lifting the engine slightly to get the bottom bolt over the chassis rail but it all went in.
Although it all fitted ok I wasn’t happy with the clearance between the pulley and the upright chassis rail, thinking that any engine movement might cause it to clash, so out with the engine again and I “scolloped” out the chassis rail slightly (about 10mm) which now give lots of clearance.[url]

mk1fan

10,522 posts

226 months

Sunday 11th June 2023
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I can make no comment on the time taken on project biglaugh

Looks like you're having fun building it. Should be even more fun driving the finished article!