Do you have a hole in your slipper?

[WWayman (Bill 1970 S2 OTS)]

Others here have found the hole in the slipper plugged with debris.
I bought this from Terry’s and it’s supposed to be the ones they use in their racing engines. That was good enough for me. I started a thread discussing this.

Lower chain tensioner different from original, be careful

I am rebuilding my 1970 4.2. I ordered a timing kit from one of the usuals and was appalled at the quality when I opened the box. All the stuff was made in India. The chains were not even crimped properly and the chain guides were not even at right angles. The tensioner was a very sloppy fit and in my opinion a risk to install. I decided to order new chains and an expensive Jaguar tensioner from another one of the usuals, initials TJ… The better tensioner was made in Spain and is somewhat d…