409 ENG NE ASSEMBLY 0 093 PLASTIGAGE Crankshaft Bearing 65 K All 409 1390274A R 6 80 green package type PG 1 12 pieces 4 4 0 096 BEARING UNIT Crankshaft Front 1 Upper and 1 Lower See Chart for Model Application NOTE See Dee er Frlce Schedule far applicable prices CRANKSHAFT MAIN BEARING CHART POSITION STD 001 U S 002 U S 020 U S 65 All 409 4 All exc Rear 3832920 65 All 409 exc P G Rear 3750720 3750721 66 All w P G 409 4 Rear 3750720 3750721 NOTE Bearings having na supplementary notes are Durex l Oil 9 Aluminum M 4204 0 107 DOWEL Crankshaft Bearing Cap 65 All 409 3836903A4R I3 rear cap sz 0 0 x 0 738 0 137 SEAL Crankshaft Rear Bearing and Cap Dil 85 All 409 4 4 4444 3748347 2 35 cap rubber 1 M 0 L 44 4 65 All 409 4 4 4 3962883 Z 2490 rubber w steel insert B5 All 409 44 4 4 4 3958001 Z 2 15 SEAL ASSY rear oil 4 44 4 0 206 COVER PIN Crankcase Front End 65 All 409 exc4 H Per dual 4BC 3736357 1 6 45 w oil seal 4 4444 4 44 65 All 409 4 44 44 3836903 2 13 PIN dowel X 0 738 0 207 GASKET Crankcaee Front End Cover 66 All 409 4 3799600 1 28 fiber and rubber 12 holes 4 4 0 213 SEAL Crankcase Front End Cover 65 All 409 4 3980267 1 2 95 2 0 D stamped 3980267 4 4 4 0 269 HEAD Cylinder 4 V B5 All w H Per dual 4BC 409 3852582 2 122 00 ldent No 3852483 4 4 0 289 GASKET Cylinder Head 66 All 409 4 4 3814003 4 2490 20 0 L 4 4 4 4 4 65 All 409 4 3829966 1 20 55 GASKET UNIT contains 4 head gaskets Note 14 2 4 44 4444 NOTE l VWth dual 4BC use 561524 and with single 4BC use 37 98388 all cleaner ta carb gaskets NOTE 2 Consists nf gas eLs far cyl heads rocker can en in ef manifold cerburetnn water uutleb disiributvb air cleaner exhaust plpe pecking end valve stem ail seals 0 293 BOLT PIN Cyllnder Head 66 All 409 4 3735721 20 44 long n 14 x 4 4 4 4 85 All 409 4 4 3735722 16 31 lhort l 14 X 3 4 4 65 All 409 8592711 8 18 PIN I x u 4 4 0 296 VALVE Inlet Refer to following Chart for Model Application NOTE See Dealer Frlce Schedule far applicable prices l VALVE CHART Inlet STD l 66 All w H Per dual 4BC 409 4 4 3814691 4 y j GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 7 0 093 0 296 0 1 za REV 4 77