VIN/eng	part #	Group, description & affected parts
		Group 21-01 - REAR AXLE ASSEMBLY
		Changed from Dana 23 full floating to Dana 41 semi-floating rear axle.
13453	640111	AXLE, rear, assembly - Dana 23, Full Floating (Up to Serial No. 13453)
13453	640828	AXLE, rear, assembly - Dana 41, Sem-floating (After Serial No. 13453)
		Group 15-17 - HORN AND BRACKET
		Changed from long-trumpet to short-trumpet horn. Firewall mount.
13908	A-1312	Horn, Sparton or Schwarze, long trumpet, firewall mount (Up to Serial No. 13908)
13908	645460	Horn, Sparton, short trumpet, firewall & fender mount(After Serial No. 13908, Up to Serial No. 191720)
13908	A-17715	Horn, Auto-lite, short trumpet, firewall & fender mount(After Serial No. 13908, Up to Serial No. 191720)
		Group 31-11 - WINDSHIELD ASSEMBLY
		Changed from MB to "lollipop" style windshield adjusters. The change from handle to lock & bumpers are known to have extended beyond this serial number. The parts list is wrong. Actual number TBD, but known to be greater than 16489.
15304	663671	ARM, adjusting, windshield - MB style single bar (Up to Serial No. 15304)
15304	664283	ARM, adjusting, windshield - "Lollipop" elbow type (After Serial No. 15304)
15304	A-4302	HANDLE, windshield frame (Up to Serial No. 15304)
15304	664793	LOCK, center, windshield, assembly (After Serial No. 15304)
15304	664261	BUMPER, back stop (rubber) (After Serial No. 15304)
		Group 13-01 - MUFFLER
		Change from passenger side body to rear frame mounted muffler
18638	A-6118	Muffler Assembly - Passenger side mount (Up to Serial No. 18638)
18638	641878	Muffler Assembly - Rear mount (After Serial No. 18638)
		Group 20-07 - STEERING KNUCKLE, FLANGE AND ARM
		Change from steering arm on king-pin to steering arm forged w/knuckle
22972	A-822	ARM with KING PIN and LOCK PIN, steering knuckle, upper (Up to Serial No. 22972)
22972	A-811	KNUCKLE, steering (Up to Serial No. 22972)
22972	641630	KNUCKLE and ARM steering (After Serial No. 22972)
		Group 15-11A - HEADLIGHT HIGH BEAM TELL-TALE LIGHT
		Added high beam indicator tell-tale on dash.
32434	642982	Light, Headlight Tell-TaIe, Assembly (High Beam) (After Serial No. 32433)
		Group 17-01 - TRANSMISSION AND CASE
		Change from column-shift to floor shift transmission
38221	640122	Transmission Assembly (Remote Control (Column Shift)) - Up to Serial No. 38221
38221	644317	Transmission Assembly (Cane (Floor Shift)) - After Serial No. 38221
38221	663661	BODY Complete Assembly - Column shift (Up to Serial No. 38221)
38221	664948	BODY Complete Assembly - Floor shift (After Serial No. 38221)
		Group 15-09 - HEAD LIGHTS
		Change headlight bezels from body color to chrome
38687	640695	DOOR, head light, assembly - Up to Serial No. 38687 (originals body color, replacements black)
38687	643732	DOOR, head light, assembly - After Serial No. 38687 (chrome)
		Group 10-16A - OIL FILTER
		Change oil filter manufacturers. Parts list has incomplete VIN numbers
40352	A-1230	FILTER, Oil, Assembly (Up to Engine Serial No. 40352)
40352	645638	FILTER, Oil, Assembly (Purolator Products) (After Engine Serial No. 40352)
40352	643147	FILTER, Oil, Assembly (After Engine Serial No. 40352) (Up to Engine Serial No. ??? )
		Group 24-01 - HAND BRAKE-EMERGENCY BRAKE
		Change emergency brake handle from black to "chrome"
44304	639244	HANDLE, operating (Black) (Up to Serial No. 44304)
44304	643123	HANDLE, operating (Chrome) (After Serial No. 44304)
		Group 10 - ENGINE
		Change from chain drive cam timing to gear drive cam timing.
44417	640163	Engine Block - Chain drive cam - Up to Engine Serial No. 44417
44417	641145	Engine Block - Gear drive cam - After Engine Serial No. 44417
44417	637065	CAMSHAFT (Chain driven) - Up to Engine Serial No. 44417
44417	638457	CHAIN, drive, camshaft - Up to Engine Serial No. 44417
44417	638458	SPROCKET, camshaft (36 teeth) - Up to Engine Serial No. 44417
44417	638459	SPROCKET, crankshaft (18 teeth) - Up to Engine Serial No. 44417
44417	641284	CAMSHAFT (Gear Driven) - After Engine Serial No. 44417
44417	641283	GEAR, timing, camshaft (56 teeth) - After Engine Serial No. 44417
44417	641282	GEAR, timing, crankshaft (28 teeth) - After Engine Serial No. 44417
44417	640439	COVER, timing chain, assembly - Up to Engine Serial No. 44417
44417	643834	COVER, gear, assembly - After Engine Serial No. 44417
44417	630364	STUD, camshaft thrust plunger - Up to Engine Serial No. 44417
44417	637636	Pump, Oil, Assembly (for chain driven camshaft) (Up to Engine Serial No. 44417)
44417	641046	Pump, Oil, Assembly (for gear driven camshaft) (After Engine Serial No. 44417 Up to 163075)
44417	642272	PLATE, engine, front, assembly (Chain driven cam) (Up to Engine Serial No. 44417)
44417	641143	PLATE, engine, front, assembly (Gear driven cam) (After Engine Serial No. 44417)
		Group 15-09A - PARKING LIGHT
		Change from black bezel to chrome bezel bullet marker lights.
45680	640198	Light, Parking, "bullet" type - Black bezel (Up to Serial No. 45680)
45680	643942	Light, Parking, "bullet" type - Chrome bezel (After Serial No. 45680, Up to Serial No. 97740)
		Group 15-09B - TAIL AND STOP LIGHT
		Change from black bezel to chrome bezel tail light.
45723	640749	Light, Tail and Stop, NACO Standard (Black Door) (Up to Serial No. 45723)
45723	643726	Light, Tail and Stop, NACO Standard (Chrome Plated Door) (After Serial No. 45723)
		Group 12-05 - AIR CLEANER
		Change design of Oakes filter, and add Donaldson filter. Unknown splash shield change
45984	A-5629	Cleaner, Air, Assembly (Oakes)
45984	642825	Cleaner, Air, Assembly (Oakes) (After Serial No. 45984)
45984	A-642	SHIELD, air cleaner, assembly (Up to Serial No. 45984)
45984	641919	SHIELD, air cleaner, assembly (After Serial No. 45984)
		Group 15-15 - JUNCTION BLOCK
		Change electrical junction from 2-post to 3-post.
47099	639599	Block, Junction, 2-Post, Headlight Wires (Up to No. 47099)
47099	638977	Block, Junction, 3-Post, Headlight Wires (After Serial No. 47099)
		Group 15-17 - HORN AND BRACKET
		Move horn from firewall to fender
51228	A-1389	BRACKET, horn, FIREWALL mounting (Up to Serial No. 51228)
51228	664986	BRACKET, horn, FENDER mounting (After Serial No. 51228)
		Group 10-03 - CRANKSHAFT
		Change crank from forged counterweight to bolt-on counterweight.
54100	A-7568	KIT, Crankshaft and Dowel - Up to Serial No. 54100
54100	642969	KIT, crankshaft and dowel bolt (Counterweight Type)
		Group 12-08 - ACCELERATOR AND LINKAGE
		Change accelerator hinge mount on block from studs to bolts.
54617	639607	BRACKET, accelerator cross shaft
54617	53986	BOLT, hex. hd., 1/4"-20 x 9/16" (After Serial No.54617)
54617	5914	NUT, hex., 1/4"-28, cross shaft bracket stud (Up to Serial No.54617)
54617	337304	STUD, 1/4"-20 x 7/8" (Up to Serial No.54617)
		Group 15-19 - REFLEX REFLECTOR
		Change passenger side reflector bezel from black to chrome
67921	640008	Reflector, Reflex, Assembly (Black) (Up to Serial No. 67921)
67921	643897	Reflector, Reflex, Assembly (Chrome) (After Serial No. 67921)
		Group 12-04 - CARBURETOR
		Change carb from WO-596S to 636S, to accommodate additional governors.
69589	640304	Carburetor Assembly - CARTER 596-S (Up to Serial No. 69589)
69589	643337	Carburetor Assembly - CARTER 636-S (After Serial No. 69589, Up to Serial No. 212110)
		Group 10-10 - VALVE SPRING COVER AND GASKETS
		Change valve cover bolt lengths to accommodate undocumented block casting change
89011	632158	BOLT, hex. hd.,5/16"-18 x 4 1/8" (Valve cover to cylinder block, front) Up to Engine Serial No. 89011
89011	639052	BOLT, hex. hd., 5/16"-18 x 3 1/16" (Valve cover to cylinder block, rear)
89011	645093	BOLT, hex. hd., 5/16"- 18 x 3 11/16" (Valve cover to cylinder block, long) After Engine Serial No. 89011
89011	645094	BOLT, hex. hd., 5/16"-18 x 2 9/16" (Valve cover to cylinder block, short)
		Group 10-05 - CONNECTING RODS AND BEARINGS
		Reduce connecting rod bolt size from 7/16" dia. To 3/8" dia.
89737	640071	Rod, Connecting, Less Bearings, Nos. 1and 3, Assembly (Up to Engine Serial No. 89737)
89737	641774	Rod, Connecting, Less Bearings, Nos. 1 and 3, Assembly (After Engine Serial No. 89737)
89737	640070	BOLT, connecting rod bearing cap, 7/16"-20 (Up to Engine Serial No. 89737)
89737	641768	BOLT, connecting rod bearing cap, 3/8"-24 (After Engine Serial No. 89737)
89737	636962	NUT, connecting rod cap bolt (hex., 7/16"-20) (Up to Engine Serial No. 89737)
89737	641769	NUT, connecting rod cap bolt (hex., 3/8"-24) (After Engine Serial No. 89737)
		Group 14-03 - RADIATOR GUARD and 15-09A - PARKING LIGHT
		Change park lights from bullet to flush mount. Change grille accordingly
97740	663536	Guard, Radiator, Assembly - for "bullet" marker lights (Up to Serial No. 97740)
97740	668124	Guard, Radiator, Assembly - for flush mount marker lights (After Serial No. 97740)
97740	641555	BEZEL, parking light, flush mount type (After Serial No. 97740)
		Group 15 - INSTRUMENTS
		Remove under dash instrument lamp switch, add new style instrument lamp
116421	640284	Light, Instrument Panel, Assembly (Up to Serial No. 116421)
116421	645177	Light, Instrument Panel, Assembly (After Serial No. 116421)
116421	635737	Switch, Instrument Panel Light, Assembly (Up to Serial No. 116421)
		Group 31-11 - WINDSHIELD ASSEMBLY
		Change windshield pivot screw from wing bolt to shoulder bolt.
155883	A-3755	SCREW, thumb, windshield pivot (Up to Serial No. 154883)
155883	668921	SCREW, hex hd., windshield pivot, 3/8"-24, shoulder dia. 5/8" (After Serial No. 154883)
		Group 10-13B - OIL PUMP WITH ALUMINUM BODY
		Change oil pump body to cast aluminum..
163706	645631	Pump, Oil, Assembly (aluminum body) - After Engine Serial No. 163706
		Group 10-03 - CRANKSHAFT
		Unknown crankshaft change
165476	647078	KIT, crankshaft and dowel bolt (After Engine Serial No. 165476 with Gear Driven Camshaft)
		Group 14-02 - RADIATOR HOSE
		Change metal-tube w/short coupling hoses to full length rubber hoses.
170064	A-6373	HOSE, radiator inlet - for metal tube (Up to Serial No. 170064)
170064	A-592	HOSE, radiator outlet - for metal tube (Up to Serial No. 170064)
170064	640882	TUBE, connecting, radiator water inlet (Up to Serial No. 170064)
170064	640883	TUBE, connecting, radiator water outlet (Up to Serial No. 170064)
170064	645746	HOSE, radiator, inlet, 12 1/4" long (After Serial No. 170064)
170064	645902	HOSE, radiator, outlet (moulded) (After Serial No. 170064)
		Group 10-03 - CRANKSHAFT
		Remove hand-crank pin from crankshaft nut.
178216	387633	NUT and PIN, crankshaft, assembly (Starting Crank Nut) (Up to Engine Serial No. 178216)
178216	638513	NUT, crankshaft Pulley (After Engine Serial No. 178216)
		Group 15-17A - HORN BUTTON AND WIRING, and 23-02 - STEERING GEAR ASSEMBLY
		Change horn contact wire from column mount brush, to steering box bottom exit.
178361	A-752	CABLE, horn, column brush contact (Up to Serial No. 178361)
178361	645741	CABLE, horn, steering box exit (After Serial No. 178361)
178361	A-740	HOUSING, steering gear - for column mounted horn wire (Up to Serial No. 178361)
178361	646289	HOUSING, steering gear - for gear housing exit horn wire (After Serial No. 178361)
		Group 24-01 - HAND BRAKE-EMERGENCY BRAKE
		Change e-brake cable from sleeve & yoke, to ball & eyelet connections.
183498	A-15150	HANDLE and RATCHET TUBE, emergency brake, assembly (Up to Serial No. 183498)
183498	646141	HANDLE and RATCHET TUBE, emergency brake, assembly (After Serial No. 183498)
183498	640353	CABLE and CONDUIT, ratchet tube, assembly (Up to Serial No. 183498)
183498	646142	CABLE and CONDUIT, ratchet tube, assembly (After Serial No. 183498)
		Group 15-17 - HORN AND BRACKET
		Change short trumpet horns to flat grille horns?
191720	645895	Horn, Sparton, grille faced?, fender mount (After Serial No. 191720)
191720	646773	Horn, Auto-lite, grille faced?, fender mount (After Serial No. 191720)
191720	648159	Horn, E.A. Labs, grille faced?, fender mount (After Serial No. 191720)
		Group 30-01 - HOOD
		Added water drip channel to hood hinge
193801	670345	TROUGH, drain, hood hinge (After Serial No. 193800)
		Group 23-01 - STEERING AND BELL CRANK and Group 26-01 - FRAME
		Change bell crank mount to newer style w/larger diameter shaft
199079	640184	CRANK, bell, steering, 3/4" shaft (Up to Serial No. 199079)
199079	647008	CRANK, bell, steering, 7/8" shaft (After Serial No. 199019)
199079	640218	Frame Assembly - for 3/4" bell crank shaft (Up to Serial No. 199079)
199079	641048	Frame Assembly - for 7/8" bell crank shaft (After Serial No. 199079 up to Serial No. 215649 )
		Group 12-04 - CARBURETOR
		Change from WO-636S to 636SA carb. Reasons unknown.
212110	647744	Carburetor Assembly - CARTER 636-SA (After Serial No. 212110)
		Group 24-06 - BRAKE MASTER CYLINDER, 26-01 - FRAME, and 32-01 - FRONT BUMPER
		Changes to accommodate new CJ3A style frame construction? Bumper mounts direct to frame.
215649	A-556	Cylinder, Brake Master, Assembly (With Cast Iron Body) (Up to Serial No. 215649)
215649	647588	Cylinder, Brake Master, Assembly (With Aluminum Body) (After Serial No. 215649)
215649	646950	Frame Assembly - CJ3A frame style frame, except engine mounts (After Serial No. 215649 )
215649	640713	BAR, front bumper - use w/ gussets (Up to Serial No. 215649)
215649	645119	BAR, front bumper - no gussets (After Serial No. 215649)
215649	A-1129	GUSSET, front bumper, lower, left (Up to Serial No. 215649)
215649	A-1130	GUSSET, front bumper, lower, right (Up to Serial No. 215649)
215649	A-1127	GUSSET, front bumper, upper, left (Up to Serial No. 215649)
215649	A-1128	GUSSET, front bumper, upper, right (Up to Serial No. 215649)