Keep Your Crusader Engine Running Strong with Genuine or OEM-Grade Parts from...
Mark-4 Block with 2-piece rear seal
Serial #'s up to 88710

| Ref # | Part # | Description | Quantity | |
| LH | RH | |||
| 1 | 30173 | Pointer, Timing (L.H. Rotation) | - | 1 |
| 1 | 30174 | Pointer, Timing (R.H. Rotation) | 1 | - |
| 2 | 30036 | Seal, Crankshaft Front End Cover | 1 | 1 |
| 3 | 33137 | Screw & Washer Assembly, Crankcase Front Cover | 10 | 10 |
| 4 | 30172 | Crankcase Front Cover Assembly w/Seal | 1 | 1 |
| 5 | 30240 | Gasket, Front Cover | 1 | 1 |
| 6 | 30140 | Plate & Spacer Assembly, Cam Retaining | 1 | |
| 7 | 30248 | Bolt & Washer Assembly, Cam Thrust Plate | 2 | |
| 8 | 30180 | Gear, Camshaft (R.H. Rotation) | 1 | |
| 9 | 30026 | Bearing, Camshaft, #1 | 1 | 1 |
| 10 | 30027 | Bearing, Camshaft, #2 & Rear | 2 | 2 |
| 11 | 30028 | Bearing, Camshaft, #3 & #4 | 2 | 2 |
| 12 | 106751 | Key | 1 | 1 |
| 13 | 30030 | Camshaft (R.H. Rotation) | 1 | |
| 14 | 30162 | Camshaft; Auto. Rotation, Chain Drive | 1 | |
| 15 | 30157 | Dowel Pin, Oil Pump Locating | - | 1 |
| 16 | 30267 | Chain, Timing (Also see #56) | - | 1 |
| 17 | 30268 | Sprocket, Camshaft (Also see #57) | - | 1 |
| 18 | 30269 | Sprocket, Crankshaft (Also see #58) | - | 1 |
| 19 | 30166 | Bolt, Camshaft Sprocket Retaining | - | 3 |
| 20 | 445673 | Plug, Oil Crossover (Back of Block) | 1 | 1 |
| 21 | 444776 | Plug, 1/4 NPT Socket Head | 8 | 8 |
| 22 | 30038 | Plug, Rear Camshaft Bearing | 1 | 1 |
| 23 | 30236 | Core Plug, (Cupped) | 8 | 8 |
| 24 | 30151 | Dowel, Cylinder Head Aligning | 4 | 4 |
| 25 | 33641 | Production Block Assembly, 454 CID - Auto Rotation | - | 1 |
| 25 | 33642 | Production Block Assembly, 454 CID - Opp, Rotation | 1 | - |
| 26 | 127951 | Plug, 1/4 Hex HD Pipe Brass | 2 | 2 |
| 27 | 455028 | Bolt, 1/2-20 X 1 1/2" Hex HD | 1 | 1 |
| 28 | 103323 | Washer, 1/2 Lock | 1 | 1 |
| 29 | 30175 | Washer; Flat, Harmonic Balancer (Special) | 1 | 1 |
| 30 | 21098 | Harmonic Balancer | 1 | 1 |
| 31 | 30061 | Gear, Crankshaft Timing | 1 | - |
| 32 | 106751 | Key, Crankshaft (Also #30062) | 2 | |
| 33 | 30262 | Crankshaft Assembly | 1 | 1 |
| 34 | 30051 | Bearing, Crankshaft Main (Standard) #1-4 | 4 | 4 |
| 34 | 30052 | Bearing, Crankshaft Main (.001 US) #1-4 | AR | AR |
| 34 | 30053 | Bearing, Crankshaft Main (.002 US) #1-4 | AR | AR |
| 34 | 30054 | Bearing, Crankshaft Main (.010 US) #1-4 | AR | AR |
| 34 | 30055 | Bearing, Crankshaft Main (.020 US) #1-4 | AR | AR |
| 35 | 30056 | Bearing, Rear Main Thrust (Standard) #5 | 1 | 1 |
| 35 | 30057 | Bearing, Rear Main Thrust (.001 US) #5 | AR | AR |
| 35 | 30058 | Bearing, Rear Main Thrust (.002 US) #5 | AR | AR |
| 35 | 30059 | Bearing, Rear Main Thrust (.010 US) #5 | AR | AR |
| 35 | 30060 | Bearing, Rear Main Thrust (.020 US) #5 | AR | AR |
| 36 | 30239 | Oil Seal Assembly, R.H. Rear Crankshaft | 2 | - |
| 36 | 30238 | Oil Seal Assembly, L.H. Rear Crankshaft | - | 2 |
| 37 | 30167 | Flywheel Assembly, 14" P.D. | 1 | 1 |
| 38 | 33264 | Ring Gear, Flywheel | 1 | 1 |
| 39 | 114607 | Washer | AR | AR |
| 40 | 839756 | Bolt, Flywheel | 6 | 6 |
| 41 | 30149 | Bolt, Main Bearing Cap | 6 | 6 |
| 42 | 30250 | Cap, Main Bearing (#1-4) (Not Serviced) | 4 | 4 |
| 43 | 30148 | Stud, Main Bearing Cap | 4 | 4 |
| 44 | 30008 | Stud, Oil Pump Retaining | 1 | 1 |
| 45 | 30157 | Dowel Pin, Oil Pump Locating | 2 | 2 |
| 46 | 30251 | Cap, Rear Main Thrust #5 (Not Serviced) | 1 | 1 |
| 47 | 30171 | Baffle Assembly, Oil Pan | 1 | 1 |
| 48 | 120394 | Washer, 3/8 Flat | 5 | 5 |
| 49 | 33124 | Nut, Baffle Attaching | 5 | 5 |
| 50 | 30184 | Ring Set, Piston (Standard) | 8 | 8 |
| 50 | 30185 | Ring Set, Piston (.030 Oversize) | AR | AR |
| 51 | 30246 | Piston & Pin Assembly, Flat Top (Standard) | 8 | 8 |
| 51 | 30249 | Piston & Pin Assembly, Flat Top (.030 Oversize) | AR | AR |
| 52 | 30065 | Connecting Rod Assembly | 8 | 8 |
| 53 | 30168 | Bolt. Connecting Rod. 3/8 - 24 x 2 1/2 " | 16 | 16 |
| 54 | 30066 | Bearing. Connecting Rod (Standard) | 8 | 8 |
| 54 | 30067 | Bearing. Connecting Rod (.001 US) | AR | AR |
| 54 | 30068 | Bearing. Connecting Rod (.002 US) | AR | AR |
| 54 | 30069 | Bearing. Connecting Rod (.010 US) | AR | AR |
| 54 | 30070 | Bearing. Connecting Rod (.020 US) | AR | AR |
| 55 | 33079 | Nut. Connecting Rod Bolt | 16 | 16 |
| 56 | 30163 | Chain, Timing; Auto. Rotation. Chain Drive (Also see #16) | - | AR |
| 57 | 30164 | Sprocket. Camshaft; Auto. Rotation. Chain Drive (Also see #17) | - | AR |
| 58 | 30165 | Sprocket. Crankshaft; Auto. Rotation. Chain Drive (Also see #18) | - | AR |