cylinder head swap 1438 cc

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WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

cylinder head swap 1438 cc

Post by WarbirdAL »

this is not a spider but it is the same engine so forgive me for shoving a Coupe in here 8)

Anyway, there was no compression in number 1 cylinder. According to the notes of the original owner he had lost power. He did a check and concluded the valves in the #1 had burned. I got the cylinder head off last night and sure enough the # 1 exhaust valve was broke!

I bought a used cylinder head from Mark with the valves. Any thoughts on getting the old timing gears off the old head and putting them on the new head. The bolts are on tight and I am not sure of the best way to hold the gears while I torque off the bolts.
Last edited by WarbirdAL on Thu Dec 04, 2008 7:01 pm, edited 2 times in total.
WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

Re: cylinder head swap 1438 cc

Post by WarbirdAL »

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WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

Re: cylinder head swap 1438 cc

Post by WarbirdAL »

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Tappy
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Joined: Wed Apr 02, 2008 8:22 pm
Your car is a: 124 spider 2000 1979
Location: Belgium ; Centre Of Europe

Re: cylinder head swap 1438 cc

Post by Tappy »

i've used an impact wrench and wrapped a cotton cloth around the pullies twice to hold them
FineItalianAutomobile TechnologyImage

pls don't see what i write , read what i mean
rlux4
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Your car is a: 1982 2000 Spider
Location: Granite Falls, Wa

Re: cylinder head swap 1438 cc

Post by rlux4 »

I like the way the other cars are out in the cold, while you fill your garage with Fiats, Al. :lol:
Ron
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'82 2000 Spider: after 26 years between Spiders.
ventura ace

Re: cylinder head swap 1438 cc

Post by ventura ace »

I've used an old timing belt, and wrapped them around the pulleys to act as a 'strap wrench' to prevent rotation, with the 'loose' end wrapped tightly around the other pulley and then looped over a cam tower bolt. You're correct that the crank pulley bolt is on there tight!

Alvon
WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

Re: cylinder head swap 1438 cc

Post by WarbirdAL »

Hi Ron, you gave me a good chuckle when I read your post. My wife just said yeah yeah and walked away.

Thanks Alvon, I'll give that a try. My neighbor said to use a pry bar but I am shy about putting anything hard and metal against those gears, last thing I need is a chipped or damaged gear.
ROOK1

Re: cylinder head swap 1438 cc

Post by ROOK1 »

WarbirdAL wrote:Hi Ron, you gave me a good chuckle when I read your post. My wife just said yeah yeah and walked away.

Thanks Alvon, I'll give that a try. My neighbor said to use a pry bar but I am shy about putting anything hard and metal against those gears, last thing I need is a chipped or damaged gear.
Alan,

I have a pulley puller set you are more than welcome to borrow. You know where I live so let me know if you want it.

I am off tomorrow and Sat.
WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

Re: cylinder head swap 1438 cc

Post by WarbirdAL »

Thanks Chris , I dont know if a pulley puller is what I need? I just need to undo the front bolt that holds the gears on. I will most likely just take it into a shop and have them use an impact wrench to loosen the bolt.
So Cal Mark

Re: cylinder head swap 1438 cc

Post by So Cal Mark »

those early heads used a locking washer under the bolt. A piece of the washer is folded over a flat of the bolt to keep it tight. Fold that flap down flat using a chisel and hammer, then the bolt will break loose
ROOK1

Re: cylinder head swap 1438 cc

Post by ROOK1 »

WarbirdAL wrote:Thanks Chris , I dont know if a pulley puller is what I need? I just need to undo the front bolt that holds the gears on. I will most likely just take it into a shop and have them use an impact wrench to loosen the bolt.
Well let me know. I have the impact wrenches too.
WarbirdAL
Posts: 214
Joined: Thu Feb 14, 2008 1:02 am
Your car is a: 2 1977 124 Spiders 1969 124 Coupe
Location: Salt Lake City, Utah

Re: cylinder head swap 1438 cc

Post by WarbirdAL »

So Cal Mark wrote:those early heads used a locking washer under the bolt. A piece of the washer is folded over a flat of the bolt to keep it tight. Fold that flap down flat using a chisel and hammer, then the bolt will break loose
Hi Mark, yeah I folded the washer down but the bolts are good n tight. I was looking for a method to hold the gears still while I torque on the bolts.

Tappy, sorry I just noticed your reply, it was only one line and I didnt even see it!
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