l COOLANT GRlLLE OIL SYSTEM 1 745 CONNECTOR TUBE ASSY VENTILATOR KIT VALVE ASSY ADAPTER ELBOW ARRESTOR GROMMET NIPPLE SEAL TEE GASKET WASHER CLIP Crankcese C0n t Part Dev Part Dev N0 Type Length N0 Type Length 3715629 C 3 A 3890456 K 1 at 3778539 B 2 t 3902754 K 2 44 3825960 C 3 4 3905081 C 5 3921916 O 2 3829150 F 1 z 3921983 J 2 z 3849816 J 1 3923213 J I 385 4567 J 2 3923254 O 2 1381663 K 1 n 3923260 O 3 580826 K 1 3927733 C 3 4 3856955 C 5 3927768 C 5 3859374 J 1 A 3928988 C 4 3868842 0 1 I 3942528 J 1 3943670 C 3 6262893 C 4 7744 0riHce on small end 7When using in place of original part not requiring the extension beyond Henge out tube as required for proper installation and reconnect hose 73 75 Vega Monze w 1BC 140 331144 1 61 c cess vent hose in Inlet manif 64 65 Chevy Chevelle 8 cyl exc Sp H Per closed vent 65 Pass 409 65 All w closed vent 8 cyl 3846123 1 4 35 TUBE ASSY filler 66 67 Chevy Chevelle w Sp H Per 327 67 Cemaro 302 3889316 1 6 95 TUBE ASSY oil filler chrome plated 66 Pass Chevy Chevelle 283 V 327 exc closed vent A I R Sp H Fer 67 Chevy Camaro Chevelle 8 cyl exc 396 Sp H Per closed pos vent 302 67 Pass 283 327 exc closed pes vent 3881858 1 5 10 TUBE ASSY ell filter 66 Peas Chevy Chevelle w A R closed vent 283 327 exc Sp H Per 67 Chevy Camaro Chevelle w closed Des vent 8 cyl exc 395 67 68 Pass w closed poe vent 283 327 3889311 1 5 45 TUBE ASSY eil filler 68 All exc 302 396 427 3923234 1 3 20 TUBE ASSY eil filler 69 Csmero 302 3937064 I 4 60 TUBE ASSY all filler 62 Chevy exc closed vent 3792715 1 2 35 VENTILATOR brkt w it slot 64 67 All 283 327 3728502 1 5 05 VENTILATOR mtd inside of engine 5 A Ig 62 Chevy 6421987 1 12 76 KIT positive vent CV 1 Note 2 NOTE Z When used on 4 6 cyl it is necessary to close edepter bolt hole Also unit 642l785 must be used for all subsequent replacement assys et inlet manifold V 62 Chevy mtd at inlet manifold 64 21785 1 2 13 VALVE ASSY metering CV 693 C Y 63 Chevy 64 65 Chevy 4 cyl exc closed vent 64 65 Chevy Chevelle 6 cyl exc closed vent 66 Chevy Chevelle exc 8 cyl closed vent A R 67 Chevy 153 194 exc A R 6422038 I 2 13 VALVE ASSY vent CV 607 C 64 65 Chevy Chevelle 8 cyl exc Sp H Per closed vent 65 Pass 283 327 exc closed nos vent 66 67 Pass Chevy Chevelle Camaro 283 exc closed vent A l R 67 Pass 283 exo closed pus vent 6421934 1 N l VALVE ASSY vent CV 590 65 Chevy Chevelle w closed vent 16 cyl 66 Chevy Chevelle w closed vent 230 t GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 7T REV 4 77 1 75 1 745 1 745