350 ENGINE ASSEMBLY V i G A I A 0 108 I BEARING UNIT Crankshaft Rear 1 Upper and 1 Lower See Chart following Group 0 096 for Model Application 7 7 A NOTE See Dealer Price Schedule P A 26 for applicable prices I 0 107 DOWEL Crankshaft Bearing Cap 89 72 All Blazer 350 3838903 A R rear cap 14 O D x 0 738 A B 0 137 SEAL Crankshaft Rear Bearing and CaplOiI 89 72 All Blazer 350 473424 2 I 0 153 SHIM UNIT Crankshaft Bearing Cap NOTE 1 Used only with four bolt brg cap V i 89 72 ill Blazer 350 T 3911010 A Fl front and intermediate 69 72 ll Blazer 350 3911011 A R G rear 2 O L 89 72 All Blazer 350 3958890 A R Note 1 7 g 0 206 COVER ASSY PIN Crankcase Front End I 69 72 All Blazer 350 4 3991433 1 7 69 72 All Blazer 350 3836903 2 PIN dowel x 0 738 I 0 207 GASKET Crankcase Front End Cover A 89 72 All Blazer 350 3 799820 1 6 attach 2 dowel holes T 0 213 SEAL Crankcase Front End Cover A G 89 72 All Blazer 350 3980287 1 crankshaft front oil v 0 219 POINTER Timing V 71 72 All 350 exc L P Gas 3991436 1 71 72 All w L P Gas 350 3991435 1 V 0 269 HEAD Cylinder 4 V NOTE I 1 When using in place of 399 74 14 it is also necessary to install 4 336733 exhaust valves 89 All Blazer 350 exc L P Gas 3958605 2 w studs A 89 70 All w L P Gas 350 3958600 2 w studs g i I 70 All Blazer 350 exc L P Gas A A 71 G 20 30 lst design 3958806 2 w studs 71 72 All w L P Gas 6260430 2 w studs inserts seat Note 1 71 G 20 30 2nd design I 71 Ser 10 thru 30 Blazer exc G L P Gas V I 72 Ser 10 Blazer exc L P Gas I V 72 Ser 20 Sub V 72 G 10 thru 30 exc Panel 6280856 2 w studs r 72 Ser 20 30 Cab FFC exc L P I Gas I l 72 D D exc L P Gas J g 72 6 30 Panel 8272069 2 vv studs 0 289 GASKET GASKET UNIT Cylinder Head NOTE 1 Unit consists of 2 cylinder head gaskets 2 va ve rocker cover gaskets 2 inlet manifold side gaskets 1 inlet manifold front gasket 1 inlet manifold rear gasket 1 exhaust manifold valve gasket 1 water outlet gasket 1 ignition timer distributor gasket 2 exhaust pipe packings and 16 valve stem oil V Z seals I 89 72 All Blazer 350 3830711 2 89 72 All w L P Gas 350 3957997 1 GASKET UNIT Note 1 89 72 All Blazer 350 exc L P Gas 356805 1 GASKET UNIT Note 1 i 0 293 BOLT Cylinder Head 7 NOTE 1 Use with cylinder head with cast in oil trough on outer edge 69 72 All Blazer 350 3704798 16 short 14 x 1 89 72 All Blazer 350 3734594 A R long i 14 x 3 circIe on top of head 89 72 All Blazer 350 3767468 4 medium 14 x 3 circle on top of I head Note 1 r i A 7 i 7 4 l I GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL A REV 5 79 y 0 va Q 0 106 0 293