Search found 3 matches
- Sat Nov 27, 2021 6:10 pm
- Forum: Technical
- Topic: 12/4 Timing
- Replies: 1
- Views: 1280
12/4 Timing
This has probably been posted before, but there’s so many I can’t see them all! I’ve had repeated magneto issues with my ‘29 12/4, so embarked on fitting an overhauled BTH. I’ve set the timing according to the ‘manual’, which specifies 2 1/4” back on flywheel from tdc on #1. I feel I’m close, but st...
- Fri Dec 20, 2019 3:34 pm
- Forum: Technical
- Topic: A12/4 Engine oil
- Replies: 7
- Views: 8505
Re: A12/4 Engine oil
Hi all. Penrite recommend ‘Shelsley Light 20W-60’ for the 12/4. It has a high zinc content as standard. I’ve used it for ages in both my 12/4’s and have never had any problems (well, any related to the oil anyway! ). Its probably worth remembering that oils in general are manufactured to a much high...
- Thu Apr 25, 2019 4:22 pm
- Forum: Technical
- Topic: Hood frame on 12/4
- Replies: 1
- Views: 3614
Hood frame on 12/4
Hi all, Was after any experience others have with the 12/4 tourer hood frames - I must have re welded at least four different attachment points so far since owning the car (2years) and one went again at the weekend. They seem to fracture occasionally simply with normal driving. I’m proficient with t...