Here's one for you...
Thread Starter
Supreme Member
Joined: Sep 2001
Posts: 2,031
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From: Cincinnati, OH
Car: 87 Iroc Z
Engine: 383ci.
Transmission: WC-T5
Here's one for you...
Trying to get my engine done after a amonth and a half, we clear all of the usual problems.
Here's the big one for you guys that have worked on internals.
My crank and my cam are hitting each other at 180 degrees apart. They hit twice in a cycle(turning over by hand of course).
Anyways, the engine shop is taking care of it now, just thought you guys might like to hear it. It's one of those 1 in a billion things that should realistically never happen.
Here's the big one for you guys that have worked on internals.
My crank and my cam are hitting each other at 180 degrees apart. They hit twice in a cycle(turning over by hand of course).
Anyways, the engine shop is taking care of it now, just thought you guys might like to hear it. It's one of those 1 in a billion things that should realistically never happen.
Thread Starter
Supreme Member
Joined: Sep 2001
Posts: 2,031
Likes: 0
From: Cincinnati, OH
Car: 87 Iroc Z
Engine: 383ci.
Transmission: WC-T5
we were doing it ourselves. we had to clear rod bolts from hitting the bottom of the bores(this is normal) but when we cleared it turned perfectly in the proper direction an engine turns, clockwise from the front. But when we try to turn it counterclockwise the cam and the crank hit in 2 places each 180 digrees from each other.
So the engine shop that i got all the parts from is taking it and putting it together.
I know some of you are thinking "who cares if it hits when turning it the opposite way, it'll never turn that way anyways" and your right, unless a timing chain goes, then they're free to do what they like, and that would be a big mess.
So the engine shop that i got all the parts from is taking it and putting it together.
I know some of you are thinking "who cares if it hits when turning it the opposite way, it'll never turn that way anyways" and your right, unless a timing chain goes, then they're free to do what they like, and that would be a big mess.
Supreme Member
Joined: Feb 2000
Posts: 3,145
Likes: 1
From: Kemptville, Ontario, Canada
Car: 1992 Z28
Engine: 355
Transmission: 700R4
Originally posted by Daz
What kind of cam?..not the small base circle version I guess
Daz
What kind of cam?..not the small base circle version I guess
Daz
Most small-base circle ground cams are used when using the longer 5.7" rods. If you clearance the rod bolts (or get ARP hardware) i dont think you would have any probs.....
On my stroker, i got an aftermarket forged crank & 5.7" H-beams with ARP hardware, didnt have to touch a rod bolt. All we did was clearence the pan rails & the bottom of each cylinder (it was OK but we wanted a little extra)
That was pretty much it, had no other probs.
Only time i had my cam hitting the crank was when i didnt install the crank sprocket correctly & the cam timing was off. Of course before i bolted everything back together i did the usual spin, and caught it right away. If not, i wouldn't have been too happy.
Dave, it will be well worth it in the end.
On my stroker, i got an aftermarket forged crank & 5.7" H-beams with ARP hardware, didnt have to touch a rod bolt. All we did was clearence the pan rails & the bottom of each cylinder (it was OK but we wanted a little extra)
That was pretty much it, had no other probs.
Only time i had my cam hitting the crank was when i didnt install the crank sprocket correctly & the cam timing was off. Of course before i bolted everything back together i did the usual spin, and caught it right away. If not, i wouldn't have been too happy.
Dave, it will be well worth it in the end.
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