+4 Engine – Internal
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Note: The factory pulley on Morgan +4's was from the Standard Vanguard engines, these are NLA. We have a replacement wide pulley assembly #22. Numbers 23 and 24 used in place of 19, 20, 21 should be held in place using blue lock tight.
Note: The picture of the thin pulley conversion is shown with one of our Alternator kits. If you have a generator the kit comes with an Aluminum generator pulley with cast in cooling fans. If you have an alternator kit from us and are considering converting to the thin pulley kit, we can supply the kit with a thin pulley for the alternator and a proper belt for the alternator setup. Kit is complete with T/C seal to fit new crank pulley. Crank pulley retaining bolt and washer included in kit.
| Line # | Part# | Description |
| 2 | 500-330 | MAIN BEARING STD |
| 2 | 500-331 | MAIN BEARING .010 OS |
| 2 | 500-332 | MAIN BEARING .020 OS |
| 3 | 500-336 | THRUST WASHER STD |
| 3 | 500-337 | THRUST WASHER .005 |
| 4 | 500-340 | CRANK GEAR SHIM .004 |
| 5 | 500-343 | CRANK GEAR |
| 8 | 500-349 | ROD BUSHING |
| 9 | 500-352 | VANGUARD ROD BOLT |
| 9 | 500-353 | ROD BOLT TR2-4 |
| 10 | 500-355 | ROD LOCK TAB |
| 11 | 500-356 | ROD BEARING STD |
| 11 | 500-357 | ROD BEARING .010 OS |
| 11 | 500-357A | ROD BEARING .010 OS ACL |
| 11 | 500-358 | ROD BEARING .020 OS |
| 11 | 500-359 | ROD BEARING .030 OS |
| 13 | 500-395 | 86MM RING SET CHROME TOP RING |
| 13 | 500-400 | 87MM RING SET CHROME TOP RING |
| 13 | 500-404 | 3 PIECE OIL RING SET 86MM |
| 13 | 500-404A | 3 PIECE OIL RING SET 87MM |
| 15 | 500-411 | PIN RETAINER |
| 16 | 500-041 | PISTON LINER SET 86MM |
| 16 | 500-042 | PISTON LINER SET 87MM |
| 16A | 700-121 | 87MM LINER |
| 16A | 700-122 | 89MM LINER |
| 17 | 500-416 | CRANKSHAFT KEY |
| 18 | 100-021 | FRONT PULLY REPAIR SLEEVE |
| 22 | 500-417 | REPLACEMENT CRANK PULLEY KIT |
| 22 | 500-418A | REPLACEMENT CRANK PULLEY |
| 22 | 500-418B | REPLACEMENT HUB |
| 23 | 500-423B | REPLACEMENT BOLT WASHER |
| 24 | 500-423A | FRONT REPLACEMENT CRANK BOLT |
| 25 | 500-426 | DOWEL PIN - CRANK TO FLYWHEEL |
| 26 | 700-117 | ALUMINUM FLYWHEEL (ring gear sold not included) |
| 27 | 500-430 | RING GEAR VANGUARD |
| 27 | 500-431 | RING GEAR TR2-3 SHRINK ON |
| 27 | 500-432 | RING GEAR TR3-4 BOLT ON |
| 28 | 500-434 | PILOT BUSHING |
| 29 | 500-435 | FLYWHEEL BOLT |
| 29A | 100-371 | GRADE 8 BOLT AND WASHER |
| 30 | 500-436 | FLYWHEEL LOCK |
| 31 | 500-445 | NEW CAMSHAFT STOCK |
| 500-447A | NEW PERFORMANCE STREET CAM | |
| 32 | 500-448 | FRONT CAM BEARING |
| 33 | 500-449 | CAM BEARING SET |
| 34 | 500-502 | CAM GEAR |
| 34A | 500-502A | ADJUSTABLE CAM GEAR |
| 35 | 500-503 | CAM GEAR BOLT |
| 36 | 500-504 | CAM GEAR LOCK |
| 37 | 500-505 | TIMING CHAIN |
| 38 | 500-506 | CHAIN TENSIONER |
| 39 | 500-507 | TENSIONER STUD |
| 40 | 500-508 | STUD WASHER |
| 42 | 500-514 | TIMING COVER GASKET |
| 44 | 100-009 | TIMING COVER SEAL |
| 44 | 100-009A | TIMING COVER SEAL THIN PULLY |
| 45 | 500-519 | WOODRUFF KEY |
| 46 | 500-523 | HOUSING GASKET |
| 49 | 500-535 | OIL PUMP ASSY |
| 50 | 500-537 | OIL PUMP KIT |
| 51 | 500-538 | OIL PUMP SCREEN |
| 52 | 500-539 | PUMP GASKET |
| 53 | 500-426A | DOWEL PIN -FLYWHEEL TO P/PLATE |
| 58 | 700-216 | THIN PULLY KIT |
| 59 | 700-217 | FAN BELT |