Case, Shim

Ignoring the top end 'rattle' that is indicative of worn camshaft/valve clearance shims can eventually lead to more serious mechanical failure.
Restore full performance and have a nice quiet top end by replacing the worn shims.
This is a professional set of all sizes especially for trade customers, but of course is still generally available for private purchase:

1289245000215
1289245000220
1289245000225
1289245000230
1289245000235
1289245000240
1289245000245
1289245000250
1289245000255
1289245000260
1289245000265
1289245000270
1289245000275
1289245000280
1289245000285
1289245000290
1289245000295
1289245000300
1289245000305
1289245000310
1280045811

Have you thought about trying this pro-workshop gasket sealant - 08CRAHLG120G take your engine building to the next level!

Add as many new parts to the same shopping cart as you wish, new valve springs and valve oil seals for example, and still only pay the same fixed price shipping cost.