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> -6 Engine Install Questions
Tom1394racing
post Oct 14 2024, 05:37 AM
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I am now ready for my first 914-6 engine install as I move forward on my -6 GT project.

http://www.914world.com/bbs2/index.php?sho...8279&st=420

I have the car on my 2-post lift and the engine on my lift table. I am using the Mad Dog Motorsport bulkhead engine mount.

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I plan to raise the engine on the lift table, lower the car on the lift and jockey the engine into position

One of my concerns is the balance of the car on the lift as the heavy Aluminum case 3.2 short stroke engine is engine gets installed. I noticed that as I was disassembling the car on my lift that car was heavily weighted towards the rear before the engine and gearbox came out. I could almost tip the car backwards. I remedied this by running a jacking strap through the cockpit onto the arms of my lift to hold the car in place.

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I am thinking I need to do this again before attempting the -6 engine install. Any thoughts or suggestions?

I plan to install the engine without the side tins and carb rain hats but with the heat exchangers and engine oil lines. My oil t-stat, twin coils/MSD boxes and fuel lines are all in place in the engine compartment. I plan to install the CV/axle assemblies, the side tins and the muffler after the engine install. Does this sound about right? Anything I am missing or need to look out for?
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gereed75
post Oct 14 2024, 12:34 PM
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all good advice and as you can see getting the tins in is a bear. I like the idea of putting the bolts in but not tight. allow it to flap down. once installed tighten the bolts and add the end bolts. Never tried it that way but it sounds good. Might even leave the turbo covers off to get clearer access to the tin bolts, then install covers.

I have a stock mount but this tip should also work on the maddog mount - remove the "stock" bolts from the bulkhead mount and drop some long bolts or all thread or steel rods through the bulkhead mount holes. This allows you to align the motor with the mount while it is still below the fire wall and the extended bolts and associated holes are still visible. Once the motor is raised to mount level it is very hard to see the short stock bolts and getting it all aligned can be sort of trial and error guess. Once the longer bolts are through the engine side holes you can even put nuts on them. the longer bolts then sorta guide the motor up into the mount. Once home, remove one at a time and insert and tighten a stock bolt then the other.

It is the right side carbs that are further aft and these tend to interfere with the aft firewall as the engine goes up and forward. The left side not so much so just removing the pax side carbs gets the clearance and only removing that side saves a bit of work

try to set your motor on the lift table with a bit of an angle, front fan side high, maybe just 10 - 15 degrees or so. Work the front in and up first and the trans can be lifted, even man handled up once the front is home. i rough cut contour as necessary some 2x4s to set the motor on so it is steady on the lift table, not rockin and twisting.

patience, sometimes it slips right in, some times takes aggravating extra time.

Where are you in CT?? Ill be in Darien over the weekend.

love your car your work and your story!!
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Tom1394racing
post Oct 14 2024, 05:36 PM
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QUOTE(gereed75 @ Oct 14 2024, 02:34 PM) *

all good advice and as you can see getting the tins in is a bear. I like the idea of putting the bolts in but not tight. allow it to flap down. once installed tighten the bolts and add the end bolts. Never tried it that way but it sounds good. Might even leave the turbo covers off to get clearer access to the tin bolts, then install covers.

I have a stock mount but this tip should also work on the maddog mount - remove the "stock" bolts from the bulkhead mount and drop some long bolts or all thread or steel rods through the bulkhead mount holes. This allows you to align the motor with the mount while it is still below the fire wall and the extended bolts and associated holes are still visible. Once the motor is raised to mount level it is very hard to see the short stock bolts and getting it all aligned can be sort of trial and error guess. Once the longer bolts are through the engine side holes you can even put nuts on them. the longer bolts then sorta guide the motor up into the mount. Once home, remove one at a time and insert and tighten a stock bolt then the other.

It is the right side carbs that are further aft and these tend to interfere with the aft firewall as the engine goes up and forward. The left side not so much so just removing the pax side carbs gets the clearance and only removing that side saves a bit of work

try to set your motor on the lift table with a bit of an angle, front fan side high, maybe just 10 - 15 degrees or so. Work the front in and up first and the trans can be lifted, even man handled up once the front is home. i rough cut contour as necessary some 2x4s to set the motor on so it is steady on the lift table, not rockin and twisting.

patience, sometimes it slips right in, some times takes aggravating extra time.

Where are you in CT?? Ill be in Darien over the weekend.

love your car your work and your story!!


Thanks Gereed

I did loosen up the side tins and removed the screws from the front tin to allow all three pieces some freedom of movement to clear the trailing arm nuts and front mount.

Your suggestion for using a pair of long bolts to align the mount also sounds like a good one. I am not sure it will work with the Mad Dog mount, but I will check it out.

I did not understand Perry's suggestion of removing the carbs before the install, but I did not consider the potential interference with the rear bulkhead. I think I will follow that suggestion as well.

The Mad Dog install instructions do suggest tipping the front of the engine upward, so I'll follow up on that as well. I have the heat exchangers installed on the engine and they pride a stable base on the lift table.

I am located in Portland, CT. You are welcome to stop by anytime you are in the area.

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Tom1394racing   -6 Engine Install Questions   Oct 14 2024, 05:37 AM
sixaddict   Tom I am far from expert and most of my experience...   Oct 14 2024, 07:01 AM
Tom1394racing   Tom I am far from expert and most of my experienc...   Oct 14 2024, 07:27 AM
Cairo94507   Hi Tom, Very exciting to see the engine getting r...   Oct 14 2024, 07:25 AM
mepstein   I would definitely install the tin first. I’ve i...   Oct 14 2024, 07:27 AM
930cabman   I would definitely install the tin first. I’ve ...   Oct 14 2024, 04:00 PM
Steve   I have this same setup. I used a 2x4 on each side...   Oct 14 2024, 07:43 AM
Robarabian   I have done multiple engine in / out days just lik...   Oct 14 2024, 08:15 AM
mskala   One time I decided to install without just the lef...   Oct 14 2024, 08:47 AM
Tom1394racing   Thanks all for the quick replies and input. My tak...   Oct 14 2024, 09:52 AM
IronHillRestorations   I’ve always had all the engine tins installed. I...   Oct 14 2024, 10:24 AM
TJB/914   Tom, After reading all this excellent advice my i...   Oct 14 2024, 10:37 AM
rgalla9146   It's no mystery why side tin is always torture...   Oct 14 2024, 11:19 AM
Tom1394racing   It's no mystery why side tin is always tortur...   Oct 14 2024, 12:36 PM
gereed75   all good advice and as you can see getting the tin...   Oct 14 2024, 12:34 PM
Tom1394racing   all good advice and as you can see getting the ti...   Oct 14 2024, 05:36 PM
mepstein   One person is all you need with a 1k harbor freigh...   Oct 14 2024, 12:36 PM
Tom1394racing   One person is all you need with a 1k harbor freig...   Oct 14 2024, 02:27 PM
ChrisFoley   Tom, it looks like you have the firewall bearing f...   Oct 14 2024, 03:45 PM
Tom1394racing   Tom, it looks like you have the firewall bearing ...   Oct 14 2024, 05:13 PM
blabla914   Tom, I generally put my side tins on after I...   Oct 14 2024, 06:22 PM
targa72e   I think different mounts can make the install diff...   Oct 14 2024, 10:13 PM
gereed75   Actually on the stock six mount the retention bol...   Oct 15 2024, 08:07 AM
mlindner   My engine install was with a scissor lift. Had to ...   Oct 15 2024, 11:19 AM
930cabman   My engine install was with a scissor lift. Had to...   Oct 15 2024, 12:44 PM
rgalla9146   A 911 engine can be removed and installed one hand...   Oct 15 2024, 11:23 AM
ClayPerrine   I use my lift and a harbor freight lift table, an...   Oct 15 2024, 04:26 PM
Tom1394racing   Lots of great information here. Thanks for all the...   Oct 16 2024, 05:16 AM
930cabman   Lots of great information here. Thanks for all th...   Oct 16 2024, 02:04 PM
Tom1394racing   Here is an update. I removed the carbs and zip ti...   Oct 16 2024, 06:05 PM
rgalla9146   Tom you can thread a ratchet strap through slots a...   Oct 16 2024, 06:52 PM
Tom1394racing   Tom you can thread a ratchet strap through slots ...   Oct 17 2024, 04:52 AM
gereed75   Smart move to do a test fit. There is always some...   Oct 17 2024, 07:38 AM
Tom1394racing   I finished up the engine install today thanks to a...   Oct 17 2024, 05:56 PM
Cairo94507   :popcorn: :trophy: :beer2:   Oct 18 2024, 07:11 AM
gereed75   Nice wrk. I am just incapable of keeping stuff l...   Oct 18 2024, 08:02 AM


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