It's a given do your timing guides.
here's a list I gathered from online sources (namely ECS & Bavauto) for my 2003 540i E39 M62TUB44
Dr.Vanos rebuild +core
M62TU V8
Bank 1 valve cover gasket set (11120034104)
bank 2 valve cover gasket set (11120034105)
6 x valve cover front bolt grommet (11121721879)
16 x valve cover side bolt grommet (11121437395) (get as kit)
2 x engine top cover gasket (11121733969)
Bank 1 upper timing cover gasket (11141741532)
bank 2 upper timing cover gasket (11141741533)
2 x solenoid gasket (11141435023)
2 x solenoid check valve (11121706921) (replaced 9/5/15, not included)
Bank 1 vanos distribution piece gasket (11361705578)
bank 2 vanos distribution piece gasket (11361705579)
4 x camshaft chain tensioner guide (11311435028)
6 x camshaft seal ring (11311705512) $5.70/each
Crankshaft tensioner rubber grommet (11141736758) (only non-BMW part)
crankshaft chain tensioner washer (07119963355)
coolant drain bolt washer (07119963225)
Timing chain guide list
(some parts appear on both lists)
part# 11231736585 “jesus bolt/crank bolt”
part# 11431707164 dip stick lower oring upper oil pan hole.
Part# : 11141741 532 Gasket Upper Chain Case Cover Cylinders 14 (right side)
Part# : 11 14 1 741 533 Gasket Upper Chain Case Cover Cylinders 58 (left side)
Part# : 11 14 1 436 978 Gasket Set Lower Chain Case Cover
2Part# : 11 14 1 435 023 Gasket / Flange for Vanos Solenoid Located in upper timing cover.
Part# : 11 12 0 034 104 Valve Cover Gasket Set Right Cylinders 1 4
Part# : 11 12 0 034 105 Valve Cover Gasket Set Left Cylinders 5 8
16 Part# : 11 12 1 437 395 Valve Cover Nut Seal
6Part# : 11 12 1 721 879 Valve Cover Bolt Seal
Part# : 11 31 7 531 813 Timing Chain Tensioner
Part# : 07 11 9 963 355 Aluminum Washer tensioner
Part# : 11 31 1 741 236 Timing Chain Rail for Lower Timing Chain Crankshaft to Camshaft Chain (this is
part number for From 98 not thru 98)
Part# : 11 31 1 741 777 Timing Chain Rail (Guide Rail) UShaped Rail
Part# : 11 31 1 745 406 Timing Chain Rail for Lower Timing Chain Left Side
Part# : 11 14 1 275 466 Crankshaft Seal
Part# : 11 13 1 436 324 Oil Pan Gasket for Lower Oil Pan
Part# : 11 51 1 731 372 Water Pump Gasket
Part# : 11 53 1 710 048 ORing Water Pipe/Water Pump
Part# : 11 53 1 710 055 ORing Water Pipe/Water Pump
Part# : 12 31 7 507 996 ORing for Water Cooled Alternator
Part# : 11 15 1 705 272 Oil Separator Crankcase Ventilation System (from 9/98 part no.)
Part # 11141742042 Valley Pan w/gasket