The exploded views of an N series engine opposite are given only as a guide to the general placement of all parts on a later o.h.c. engine. Individual MMM engines differ and reference should be made to the manual appropriate to the car in question to ascertain individual part identification.
REMEMBER: All parts illustrated are N series components except Nos. 39A, 64 & 65.
STATE CLEARLY MODEL TYPE WHEN ORDERING
| Code | Description | Excluding VAT | Unit of Sale | Illustration Number |
|---|---|---|---|---|
| MG0530A | P/ Cylinder block, new. Fully machined - bare | £2250.00 | Each | 1 |
| MG0530B | P/L/M3/ Rear block gasket | £8.25 | Each | |
| MG0530C | P/L/M3/ Front of block to dynamo gasket | £8.95 | Each | |
| MG0530D | J/ Replacement plug for originals | Set of 4 | ||
| MG0530Z | 2nd hand PA type cylinder block | £250.00 | Each | 1 |
| MG0531Z | P/L/M3/ Front main bearing housing | Each | 2 | |
| MG0532A | P/L/M3/ Rear main bearing (flywheel0 housing | Each | 3 | |
| MG0533A | P/L/M3/Engine Block (double) breather pipe | Each | 5 | |
| MG0534A | L/K/ Oil filter assembly c/w cap & pressure valve (P2/15A) | Each | 7 | |
| MG0534B | All/ 1/8" BSP in line oil tap | £22.50 | Each | |
| MG0534Z | P/N/ Oil filter assembly c/w cap & pressure valve (P2/15) | Each | 7 | |
| MG0535A | P/N/L/K/ Oil filter housing lid | Each | 8 | |
| MG0535B | Oil filter stiffening spring | £5.00 | Each | |
| MG0536A | P/N/L/K/ Felt oil filter element (P2/16) | £18.00 | Each | 9 |
| MG0536B | Single layer felt oil filter element | £18.00 | Each | 9 |
| MG0536C | Replacement modern for felt oil filter | £24.00 | Each | |
| MG0537A | P/N/L/K/ Oil filter bottom location plate | £15.00 | Each | 10 |
| MG0537Z | 2nd hand Oil filter bottom location plate | £10.00 | Each | 10 |
| MG0538A | P/N/L/K/ Oil relief valve assy | Each | 11 | |
| MG0539A | P/N/L/K/ Oil pressure gauge take off tap | £20.83 | Each | 12 |
| MG0540A | L/K/ Cylinder block, new. Fully machined - bare | Each | 1 | |
| MG0540B | L/K/ Cylinder block, used. Fully machined - bare | Each | 1 | |
| MG0541A | P/L/M3/ Cylinder block water jacket plate - plain | £18.00 | Each | 16 |
| MG0542A | P/L/M3/ Cylinder block water jacket plate - flanged | £18.00 | Each | |
| MG0544Z | P/L/M3/ Bronze water inlet elbow | Each | 18 | |
| MG0545A | P/N/ Water pump (P2/3) | Each | 19 | |
| MG0546A | L/K/ Water pump (P2/3A) | Each | 19 | |
| MG0546Z | SH Water pump shaft | £25.00 | Each | |
| MG0547A | P/N/ Water pump driven gear | Each | 20 | |
| MG0548A | L/K/ Water pump driven gear | Each | 20 | |
| MG0549A | L/K/ Oil pump complete | Each | 21 | |
| MG0549B | P/N/ Oil pump lid to oil pump gasket | £0.95 | Each | |
| MG0549C | P/ Oil pump to body gasket | £1.40 | Each | |
| MG0549D | L/K/ Oil pump to front housing gasket | £2.20 | Each | |
| MG0549E | L/K/ Oil pump lid to oil pump gasket | £0.95 | Each | |
| MG0549Z | P/N/ Oil pump complete | Each | ||
| MG0550A | N/ Cylinder block, new. Fully machined - bare | £2500.00 | Each | 1 |
| MG0550B | N/ Cylinder block, used. Fully machined - bare | Each | 1 | |
| MG0551A | PA/ Oil pump gear set | Set | 22 | |
| MG0552A | PB/N/ Oil pump gear set | Set | 22 | |
| MG0553A | L/K/ Oil pump gear set | Each | 22 | |
| MG0554A | P/N/ Oil pump driven gear | Each | 24 | |
| MG0555A | L/K/ Oil pump driven gear | Each | 24 | |
| MG0556A | N/someK/ 12v Vertical dynamo (Rotax AT174 type) | Each | 25 | |
| MG0556B | All/ Your dynamo fully reconditioned | Each | 25 | |
| MG0557A | N/someK/ Dynamo joint fork | Each | 26 | |
| MG0558Z | P/L/M3/ Dynamo bottom bevel wheel | £100.00 | Each | 29 |
| MG0559A | P/L/M3/ Tab washer for MG0559 | Each | 31 | |
| MG0559Z | P/L/M3/ Bottom bevel wheel securing bolt | Each | 30 | |
| MG0560A | P/L/M3/ Your distributor reconditioned | Each | 32 | |
| MG0560Z | P/L/M3/ Distributor - complete | Each | 32 | |
| MG0561B | P/L/M3/ Distributor lead set - cloth type | Per set | 34 | |
| MG0561C | P/L/M3/ Distributor cap | Each | 33 | |
| MG0563A | P/N/ Distributor spacer (adaptor) housing | Each | 39 | |
| MG0564Z | L/K/ Distributor spacer (adaptor) housing | Each | 39 | |
| MG0565Z | C/J4/L/K/ Flywheel | Each | 40 | |
| MG0566Z | P/N/ Flywheel | Each | 40 | |
| MG0567Z | P/L/M3/ Original type crankshaft | £195.00 | Each | 42 |
| MG0568A | P/ EN40B C/shaft, toughened & nitriled, c/w rear journal | Each | 42 | |
| MG0569A | L/K/ EN40B C/shaft, toughened & nitriled, c/w rear journal | Each | 42 | |
| MG0570Z | N/ EN40B C/shaft, toughened & nitriled, c/w rear journal | £250.00 | Each | 42 |
| MG0571Z | P/L/M3/ Original type crankshaft rear main flange | Each | 43 | |
| MG0572Z | P/L/M3/ Crankshaft to crankshaft flange securing key | Each | 44 | |
| MG0573A | P/L/M3/ Crankshaft/flywheel retaining nut 5/8" | Each | 45 | |
| MG0573Z | P/L/M3/ Crankshaft/flywheel retaining nut 3/4" | Each | 45 | |
| MG0574Z | P/L/M3/ Crankshaft intermediate bearing assy | Each | 46 | |
| MG0575Z | P/L/M3/ High tensile intermediate bearing bolt - long | Each | 46a | |
| MG0576Z | P/L/M3/ High tensile intermediate bearing bolt - short | Each | 46b | |
| MG0577A | K/ Connecting rod & end cap | Set of 6 | 47 | |
| MG0577Z | P/L/N/ Connecting rod & end cap | Set of 4 | ||
| MG0578A | P/L/N/ High performance connecting rod & end cap | Set of 4 | ||
| MG0578B | K/ High performance connecting rod & end cap | Set of 6 | ||
| MG0579A | P/L/N/ HT big end nut & bolt | Set of 8 | 48 | |
| MG0579B | K/ HT big end nut & bolt | Set of12 | 48 | |
| MG0580A | P/L// 57mm Piston, solid skirt, oval grnd, flting gudgeon | £398.00 | Set of 4 | 49 |
| MG0580B | K/n 57mm Piston, solid skirt, oval grnd, flting gudgeon | £597.00 | Set of 6 | 49 |
| MG0580H | PB/ 60mm Piston, solid skirt, oval grnd, flting gudgeon | £380.00 | Set of 4 | 49 |
| MG0580Z | PA/ 2nd hand Piston set | £100.00 | Set of 4 | 49 |
| MG0581A | P/L/M3/ Main bearing ball race | Each | 50 | |
| MG0581Z | P/L/M3/ Crankshaft thrust washer set | £9.00 | Set | 50a |
| MG0582Z | P/L/M3/ Crankshaft mounted oil pump drive gear | Each | 51 | |
| MG0583Z | P/L/M3/ Crankshaft mounted dynamo drive gear | Each | 52 | |
| MG0584Z | P/L/M3/ Woodruff key to mount MG0582 & MG0583 | Per pair | 53 | |
| MG0585Z | P/L/M3/ Crankshaft oil thrower & pulley | Each | 54 | |
| MG0586A | P/L/M3/ Starting handle dog | Each | 55 | |
| MG0587A | P/ Sump gasket | £8.95 | Each | 56 |
| MG0587Z | P/ Sump, alloy, finned | Each | 56 | |
| MG0588Z | L/K/ Sump, alloy, finned | Each | 56 | |
| MG0589A | N/ Sump, alloy, finned | Each | 56 | |
| MG0589B | N/ Sump gasket | £11.00 | Each | |
| MG0590Z | P/L/M3/ Sump filter & union complete | Each | 57 | |
| MG0591Z | P/L/M3/ Oil feed pipe - sump to oil pump | Each | 58 | |
| MG0592A | L/K/ Oil feed pipe - oil filterassy to metering pin | Each | 59 | |
| MG0592Z | P/N/ Oil feed pipe - oil filterassy to metering pin | Each | 59a | |
| MG0593Z | P/N/ Oil drain pipe - rear of head to base of block | Each | 60 | |
| MG0594Z | P/N/ Oil drain pipe - cyl head to base of block | Each | 61 | |
| MG0595Z | P/L/M3/ Oil drain pipe - vert drive gallery to main hsing | Each | 62 | |
| MG0596Z | P/L/M3/ Oil pump to oil filter housing feed pipe | Each | 63 | |
| MG0597Z | P/ Main oil feed pipe to bearings | Each | 64 | |
| MG0598Z | L/K/ Main oil feed pipe to bearings | Each | 65 | |
| MG0599A | N/ Main oil feed pipe to bearings | Each | 66 | |
| MG0427A | M5/ Cylinder block drain cock | £20.83 | Each | 6 |
| MG0429Z | M5/ Starter pinion inspection plug | Each | 4 | |
| MG0430A | M1/M2/M3/ Starter motor 12V Lucas M35 - Outright | £365.00 | Each | 13 |
| MG0430B | M1/M2/M3/ Starter motor 12V Lucas M35 - Service exchange | £265.00 | Each | 13 |
| MG0430C | M1/M2/M3/ Starter motor dust cover | Each | 14 | |
| MG0430D | M1/M2/M3/ Starter motor 6V Lucas M35 - Outright | £365.00 | Each | 13 |
| MG0430E | M1/M2/M3/ Starter motor 6V Lucas M35 - Service exchange | £265.00 | Each | 13 |
| MG0431Z | M5/ Starter motor spacing ring | Each | 15 | |
| MG0434A | M1/M2/M3/ Dynamo 6V -Fully restored -no exchange unit | £445.00 | Each | 25 |
| MG0434B | M1/M2/M3/ Dynamo 12V -Fully restored no exchange | £595.00 | Each | 25 |
| MG0434Z | M1/M2/M3/ Dynamo 12V -Fully restored service exchange | £425.00 | Each | 25 |
| MG0435A | M5/ Dynamo universal drive fork - shallow | Each | 26 | |
| MG0435B | M5/ Dynamo universal drive fork - deep | Each | 26 | |
| MG0436A | M5/ Woodruff key for MG0435/MG0435A | Each | 26a | |
| MG0437A | M1/M2/NT/ Bolt for flexible drive coupling | £3.60 | Each | 27 |
| MG0437B | M1/M2/NT/ Aerotight nut for MG0437 | £0.75 | Each | 27 |
| MG0438A | M5/ Dynamo base shims (.003, .005, .007, .015) | £22.50 | Each | 28 |
| MG0444A | M5/ Rotor arm | £7.50 | Each | 35 |
| MG0444B | M3/L/ Rotor arm - 'Butterfly style' | £35.00 | Each | 35 |
| MG0444C | M3/L/ Rotor arm - 'DJ distributor' | £22.50 | Each | 35 |
| MG0445A | M5/ Condenser | £9.00 | Each | 36 |
| MG0445B | M5/ Condenser clip | £9.00 | Each | 36 |
| MG0446A | M1/M2/M3/TA Lucas type contact point set | £11.85 | Each | 37 |
| MG0446C | M1/M2/M3/TA Lucas type contact point set | Each | 37 | |
| MG0446D | M1/M2/M3/TA Lucas type contact point set | Each | 37 | |
| MG0447Z | M5/ Distributor to housing locking plate | Each | 38 | |
| MG0455Z | T Flywheel ring gear- 120teeth (used) | £50.00 | Each | 41 |