307 ENGINE ASSEMBLY 0 423 GASKET Valve Rocker Cover 71 All 307 3933964 2 1 05 0 426 ROD Valve Push 71 All 307 3796243 16 1 65 72 2 O L blue stripe Note 1 NOTE 1 Color marked end to be at valve rocker arm 0 429 BALL NUT STUD Valve Push Rod Adjusting 71 All 307 3959142 A R 25 dia 71 All 307 3744341 A R 15 NUT a 24 71 All 307 3814692 A R 40 STUD 3 s 24 x 2 003 O S 71 All 307 3815892 A R 40 STUD 3 e 24 x 2b 8 013 O S 0 459 TAPPET Valve or lifter 71 All 307 3799644 16 0 519 CAMSHAFT NOTE Engine Camshaft Break in Oil 1050004 Group 1 850 should be used when installing new camshafts 71 All 307 3896929 1 28 45 0 539 BEARING Camshaft No 1 Front 71 All 307 3723584 1 1 70 precision type stamped 1 0 543 BEARING Camshaft No 2 Front Intermediate 71 All 307 3723585 1 1 70 stamped 2 0 546 BEARING Camshaft Center and Rear Intermediate 71 All 307 3723586 2 1 70 stamped 3 4 0 549 BEARING Camshaft Rear 71 All 307 3723585 1 1 70 stamped 2 0 543 0 553 PLUG Camshaft Bearing Hole in cylinder block 71 All 307 3704158 1 10 rear brg 0 603 ROD ASSEMBLY Connecting 71 All 307 3916396 8 7 20 0 676 BEARING UNIT Connecting Rod NOTE See Dealer Price Schedule P A 26 for applicable prices CONNECTING ROD BEARING UNIT CHART STD 001 U S 002 U S 010 U S 020 U S 71 All 307 3910555 3910556 3910557 3910558 3910559 0 623 BOLT Connecting Rod Bearing Cap 71 All 307 3916399 16 35 e 24 x 159 s 0 626 NUT Connecting Rod Bearing Cap Bolt 71 All 307 3866766 A R 05 24 x 3 thick hex head 0 629 PISTON ASSEMBLY with Pin Refer to Piston Chart for model application NOTE Individual piston assemblies are available for warranty purposes and for replacement of pistons damaged when making repairs to engine assemblies When ordering such parts it is necessary you specify on your order the reason the parts are required and also that the following note appears on your order Do not ship unit package quantity NOTE See Dealer Price Schedule P A 26 for applicable prices PISTON CHART STD 001 O S 010 O S 020 O S 030 O S 71 All 307 3923294 3923295 3923296 3923297 0 643 RING UNIT Piston Service Sets NOTE Individual cylinder piston ring units std size only for warranty replacement in a single engine cylinder may be ordered thru the local G M P D warehouse refer to ACNC 6775 Identify by engine model and year Each of these std size piston ring units include the necessary components ring spacers segments expanders required for replacement in a single cylinder NOTE See Dealer Price Schedule P A 26 for applicable prices Original Equipment Type complete set for one engine per container STD 020 O S 0300 S 71 All 307 3892385 3892388 3892392 Special Replacement Type complete set for one engine per container V STD 0200 S 0300 S 0400 S 71 All 307 3947057 3747549 3747558 3747567 1