307 ENGINE ASSEMBLY 0 659 BALANCER DAMPER PULLEY Crankshaft C0n t 68 Pass w P S C A C 307 exc T H 3911013 1 14 80 PULLEY crankshaft 7 S4 O D 70 Nova w Acc Air Cond 307 3937787 1 21 35 PULLEY 3 groove Note 1 68 All 307 exc C A C P S 69 73 All 307 exc C A C 3956666 1 15 20 PULLEY 2 groove 69 All w Air Cond 307 70 Nova Chevelle w Acc Air Cond 307 70 73 All w C A C 307 3972180 1 26 50 PULLEY 3 groove stamped 3972180 0 662 WASHER REINFORCEMENT Harmonic Balancer and Crankshaft Pulley 68 73 All 307 3739422 1 79 WASHER balancer 8 I D x 13 O D x thk 0 666 FLYWHEEL with Ring Gear 68 70 All w P G 307 3789821 1 44 25 spoke type 6 2 dia holes around ctr 68 All 307 exc A T H D Clutch 69 73 All 307 exc A T 366860 1 104 00 solid type cast 3791021 68 69 Chevelle w H D clutch 307 3988759 1 114 00 w 11 coil sprg clutch 12 B bolt circle solid type 68 Pass w T H 350 307 361950 1 58 50 69 70 All w T H 350 307 71 73 All w A T 307 471529 1 39 25 FLYWHEEL 0 669 BOLT Flywheel to Crankshaft 68 73 All 307 exc A T 839756 6 25 20 x 1 68 73 All w A T 307 3727207 6 61 BOLT 20 x 6 290M steel 0 673 GEAR Flywheel Ring 68 72 All 307 3991408 1 10 90 73 All 307 3991407 1 14 25 GEAR 0 679 PAN COVER SCREW Flywheel NOTE 1 Use with washer 120393 group 8 929 68 73 All w P G 307 3933089 1 7 15 transmission 68 69 All w T H 400 307 3868810 1 6 00 trans converter 68 73 All w T H 350 307 465471 1 7 85 trans converter 70 All w T H 400 307 3952661 1 8 10 PAN trans converter 68 69 Chevy Chevelle Camaro 307 exc P G 68 Pass w reg fuel 307 70 73 All 307 exc A T 354497 1 4 30 COVER clutch housing 68 Pass Chevelle w H D Clutch 307 3843943 1 5 05 COVER clutch housing ALL All 307 3817006 A R 18 SCREW w washer 20 x Is 69 All w T H 350 307 11501923 4 56 SCREW E 18 x Ale Note 1 68 73 Nova Chevelle w P G 307 3924780 A R 28 SCREW w washer 18 x 0 683 HOUSING BOLT Flywheel and Clutch 68 Pass 307 exc Taxi Police H D Clutch 68 Chevelle 307 exc H D Clutch 68 Chevy 307 70 73 All 307 3858403 1 54 00 clutch ldent No 3840383 less ball stud 68 All w H D clutch 307 3899621 1 64 50 HOUSING clutch ALL Pass 307 3733130 2 65 BOLT clutch housing attach a 16 x 2 washer hd 300M steel 3 275 0 685 PIN Flywheel and Clutch Housing to Cylinder Block 68 73 All 307 3712745 2 86 PIN clutch and flywheel z gz x 1 long 0 724 CHAIN Camshaft Timing 68 73 All 307 346261 1 18 60 CHAIN early link type 0 728 SPROCKET Crankshaft Timing Steel 68 73 All 307 3896959 1 11 85 SPROCKET 18 teeth 2 O D early link type 0 736 SPROCKET Camshaft Timing 68 73 All 307 340235 1 18 80 SPROCKET 36 teeth 0 738 PIN Camshaft Sprocket 68 73 All 307 3836903 1 23 PIN dowel 4 x 5 B solid GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 1 T REV 4 81 0 ss 0 659 0 738