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| Clubcento Member | Got a 1242 bottom end, all good? Well I took the plunge and bought a 1242 8v bottom end for the princely sum of £27 .It was taken from a ‘99 T-Reg Punto, the guy reckoned sure it was a Mk1 which had only done 26k miles. The engine has been in dry storage for 8 months. What I want to know really is does it look ok? The head gasket blew, damaging the head so the guy swapped the engine but kept the block. The block surface looks ok and the pistons run smoothly in the bores. There’s a tiny amount of surface rust on the mating face and the pistons are blackened. Also the flywheel appears to be missing a bolt. What do you guys reckon, a deffo runner? Also I’ve been chatting to another member about timing belts. Apparently there are 2 types. He said "According to Fiat there are two belts. both suitable for the Spi & Mpi. The difference other than length is the tooth pitch (either 8 or 9.25). To identify which is applicable we will need the engine number which is stamped into the block casting. the change point is >9042883 so the number should look like that. This being the case, there seems to be the possibility to end up with mis-matched pulleys "My Block number is 188A4000 *9363365* and it came with an old timing belt which I measured to be approx 103cm and have 129 teeth. Apparently there is also a 108 tooth belt. Basically my question is would this be a problem with the pulley fitted to my 1108 cinquecento head which I intend to mount it to? ![]() ![]() ![]() ![]() ![]() ![]() I don’t intend to fit it until August, any storage recommendations? Would it be wise to pour some oil down the piston bores? I’ve protected them for now with cling film and stopped up the external pipes and braced it upright with bricks. ![]() A Tip: when transporting an engine don’t wrap it in your best duvet ![]() Whoops
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| RIP L181 VBB | Re: Got a 1242 bottom end, all good? off topic but i have that bedspread, abeit mine isnt ruined
__________________ ![]() 2001 Modded Sei Sporting - GONE!! 1998 Ford Mondeo 1.8LX - P/X'ed 2002 02 Ford Focus 1.6 Zetec w/ Climate Pack! | ||
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| i am | Re: Got a 1242 bottom end, all good?
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| hot hot tamale! | Re: Got a 1242 bottom end, all good?
![]() But seriously I did a quick google and found this: http://forums.stangnet.com/archive/i.../t-487340.html Suggests paint outside, and oil machined surfaces then plastic wrap.
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| Clubcento Member | Re: Got a 1242 bottom end, all good? Apparently I’ve been told it's from a Mk2 Punto . D'oh! is that gonna give me big grief then , i'm pretty sure it's still an 8v.
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| Banned | Re: Got a 1242 bottom end, all good? yeah as dave said, the pipe on the front isnt right. it should basicly be a long straight across the front and then a 90 degree bend away from the block.
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| Banned | Re: Got a 1242 bottom end, all good? i cant see it causing too much trouble.. it just might mean a few other bits need swapping over. I think the main difference on the MK2s is the head (being MPI i think) although i might be wrong .. the water pipe is defo wrong
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| custodian of imola blue | Re: Got a 1242 bottom end, all good? I think you may have to swap the bottom pulley. Can you offer the old belt up to it and see if it meshes properly? The oil idea is a good one. Why not repaint the block while you can get at it?
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| Clubcento Member | Re: Got a 1242 bottom end, all good? Ok I removed the water pipe without too much problem. It was held in by a single screw then just pulled out. I take it the mounting points on the block have been cast at the same positions? (Is it identical to a Mk1 without the ancillaries?). If so, swapping the water pipe from my old engine and screwing it into the existing point should be a doddle otherwise I’ve got a big problem. (water pipe mount marked in red circle) ![]() It looks like it should be ok going by this cinquecento porter diagram. ![]() Also I’ve been told there might be problems with alternator clearance. This is what is really worrying me. Have the alternator mounting points been cast differently? (e.g. in further away from the block?) I was told it might foul the wing which I guess is the wheel arch liner. Are alternator belts different sizes on a Mk1 & 2 1242 8v’s? There is no easy way of finding out as I would be doing the engine swap within a couple of days in August and it would be no good having it laid out on the ground only to find the alternator is too far forward/back/in or out. If it the alternator ends up being further forward or back I'm screwed Here’s what pictures I could get of the 2 x alternator mounting points A1 & A2. If anyone has a spare 1108 in a shed somewhere could you take a look and see if they look differently placed? ![]() ![]() It also looks like; browsing the timing belts on shop4parts, that the mk2 Punto uses a belt with an 8.0mm pitch. The cinquecento uses a 9.25mm pitch. The mk1 Punto also had a 9.25mm pitch belt. Does that mean either can I nab a top pully from a mk2 Punto head and use the newer 8mm belt or use a bottom pully from a mk1 Punto 60/my Cinq and run (9.25) or would the first idea mess with the timing on the cinq head? Damm this is giving me a headache
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| custodian of imola blue | Re: Got a 1242 bottom end, all good? IIRC, the advice is: use the Cinq bottom pulley, water rail and alternator. Not sure if the alternator belt will still fit, but swapping that should'nt be a big deal if necessary. As it's blown a head gasket, I'd be inclined to fit a new water pump while the engine is out: hell, you've still got yourself a bargain!
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| Clubcento Member | Re: Got a 1242 bottom end, all good? Head Gasket set also is stated as being different but I think I can get away with having a mk1 set as the block and head mating surfaces (e.g. water and oil pathways) should all line up. Everything from the block up is 1108 cinq original and is therfore compatible with a mk1 1242 headgasket set. Not sure what justifies the mk1 set costing 20 quid and the mk2 costing 50.
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| mad bad and very very old | Re: Got a 1242 bottom end, all good? The Mk2 (MPi) has got lots of little rubber gaskets for the MPi inlet, rather than the SPi metal one. Cheers D
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