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Well, My cousin Billy told me to look for a swtich on side of throttle,black button, when you floor it, the back of the linkage will hit this button and down shift, Sure enough, I guess it would have...

I had my springs replaced in 1990 in my 66 lark, back end sit lower than it should, I met a guy in OC MD car show, restored a sweet 67, His suspension looked sweet!! He said to order rear springs for...

OK, Let me try to clarify, Getting a great launch, Switch pitch seems to be working , not exactly sure how to test but, I have no issues off the line, Need more pull , Gears right? when I am driving...

It has been a year since I completed my 300/st300 to 401/st400 swap in my 1966 Skylark convertible, It is a kick *** engine, and tranny. It was worth the effort. I find myself in need of gears, My...

It was not cheap 500.00 for engine/frame mounts six piece set ,powder coated , two oil pans one old for 75.00 and a sweet one for 200.00. exhaust manifolds 200.00, I had them resurfaced, broken bolts...

I now have all the parts needed to swap 1965 nailhead into my 1966 skylark convertible. Just painted the engine over the weekend, used Dupli-color DE1653 red. Started in June.
The only engine work...

Do you still have the 401? I am in desperate need for a Rear sump Oil Pan for 401
Let me know
Art:car:

I am afraid if I paint my 65 401 green and put it my 66 lark convertible every time I pop the hood some one is going to say, The GS is supposed be red why did you paint it green. I think I will get...

Just pulled a 1965 wildcats 401,
I would like to repaint the engine, Buick green.
Has anyone tried POR15?
Any suggestions for buick green engine paint?
Brands, or where I should buy some.

You might want to check your fuel pressure, fuel filter? Pump might be clogged.

TelRiv,
No need to apologize, you points are very valid, My friends laughed when I read the post.You are not the only one who thinks I can not pull this off. :jeez:

I pulled the 401 and tranny...

Well TelRIV,
You might not be trying to be a wise *** but you are!:jeez:
Both engines and tranny are still the cars, Sorry I am not a Buick Expert to know the difference in the tranny when I can't...

I have a couple questions, Will a 1965 401 bolt up to a 1966 Sp300 tranny?
I have a 66 lark with a 310 and Sp300 tranny. I am installing a 1965 Wildcat 401 and tranny, It sounds like the easiest...

Thanks,
Couple questions
Could I run Headers? would they fit?
Did you have any issues with the linkage on the tranny, if so how did you resolve. So far , I need motor mounts ,frame mount, rear...

Thx
Not going to be that easy.
So far, I will need Lark GS motor mounts,
Any suggestion where to find them?
I will need Oil pan, move oil pick up.
any suggestions to find this?
I will need...

Thx, I thought the rear might be too wide. Not sure about the Posi,
I plan to take everything out of the Wildcat, Radiator, Hoses, wire harness, etc in place it in the 1966 lark. Could I use the...

Just picked up a 401 in a 1965 wildcat with 3 speed.
I am planning to use everythin I can to transplant this motor and tranny into 1966 Skylark convertible 300, 2 speed . Will this just drop in? ...

I just picked up a 1965 wildcat Barn find,:bana:
With a 401, and 3 speed 45k miles
I am going to put in my 1966 Skylark convertible 310, 2 speed .
Will this drop in ?
Also Could I use the...

I am going with the 401 I would assume this would drop right in since it was an option for the 66GS, am I missing something.

It took me 6 months to find a decent pair on EBAY. Keep in mind you can use manifolds from a 340 too. Good Hunting

Does anyone know any manufacturers who make headers for the 401?

Hello I am going to repower my 66 skylark convertible.
It currently has a 2 speed 310. runs great, but I would like MORE power a lot more. Looking for suggestions on repowering, What would be the...