Gentleman,
I know a few of you have done the timing chain tensioners and guides on there 4.2 SC.
Maybe you have buyed the special tools needed to do the job and after its done never use it again. If so, then Iam very keen to buy the tools from you. Please let me know.

Crankshaft pulley remover & adapter
Crankshaft holding tool
Crankshaft lock/timing tool
Camshaft locking tools
Timing chain tensioning tool

Kind regards Piet / Holland