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  1. 6

    1966 buick Riviera

    66 buick guy submitted a new listing: 1966 buick Riviera - 1966 buick Riviera View the entire listing here...
  2. 6

    New For Sale Listing: 1966 buick wildcat 4 door for parts

    A new For Sale listing has been posted by 66 buick guy: 1966 buick wildcat 4 door for parts The description for this listing is: -------------------------------------------------------------- I have a 66 buick wildcat that Im parting out. Motor and SP 400 trans is out of the car and motor is...
  3. 6

    Nailhead 401, possible blown head gasket?

    Hey guys, my 66 GS recently started missing almost to the point of not being able to drive it......I ran a compression test on all 8 and came up with 160PSI on cylinder 1, 190PSI on cylinder 2, 170PSI on cylinder 3, 185PSI on cylinder 4, 150PSI on cylinder 5, 170PSI on cylinder 6, 100PSI on...
  4. 6

    Value of a 99% rust free 72 Skylark GS 350 convertible. ....red, white rop, white int

    Came across a really clean super low mileage 1972 Buick Skylark GS 350 convertible......Car is red with white top and white interior.......I actually saw the car when I was a child and it's still sitting in the same spot.....been in a concrete floor garage for atleast 25-30 years......interior...
  5. 6

    Company that makes SP400 reverse shift pattern valve bodies without being manual?

    Hey guys...... I'm trying to find a company that produces reverse shift pattern valve bodies for the switch pitch 400 turbo transmission in my Buick but I don't want it to be a manual valve body... Does anyone know of a company that makes such a thing? I've done a little research and can't find...
  6. 6

    Any HP gain by blocking fuel return line on 66 Lark GS with nailhead

    After doing a little research on fuel return lines I'm a little confused..........I could order the stock 1/4'' return from yr one but I read some forums where people gained fuel pressure/HP by blocking off the return line..........Is this true? Or is the nail going to vapor lock like crazy on...
  7. 6

    66 Skylark GS full length fuel line question

    Hey Guys.....I'm changing the full length steel fuel lines on my skylark and noticed that the fuel return line seems to be 1/4'' while the main line in 5/16''..........I ordered 2 of the 5/16'' lines from yr one assuming both lines would be the same........and nowhere on yr ones website could I...
  8. 6

    66 lark GS (first run of the yr)

    Hey guys, I just wanted to update you all on how much better the nail runs after putting the headers and Tom's mini starter on it..........I dont know if it's because I lost 40lbs over the winter or what.... plus Tom's mini dropped an extra 20lbs or so on the car..........but I'm running about...
  9. 6

    Questioning if I should ever by products from T/A performance ever again!!!!!!!

    Hey guys, Well the money finally got put back on my card from the starter I purchased at T/A performance................I am VERY upset that they subtracted $50.00 from the total price and only gave me back $299.95 when I was lead to believe that all my money was going to be...
  10. 6

    T/A Nailhead "A" body header question

    Quick question for you all.........I just ordered a set of Tom's T/A nailhead A body full length headers for my 66 Lark GS............Do I need to use the Mini starter with these headers or will the stock starter work? Just asking before I go loosen all the header bolts back up and try to wedge...
  11. 6

    Direct Port Nitrous Injection, Nailhaed-eelco intake

    I'm just wondering what you all think about me tapping into the ports on my eelco 2x4 intake to put roughly a 250 shot of nitrous into my ol nail...........I would never do it to my stock wildcat 2x4 intake but I figure the eelco one is replaceable if I do mess something up.......Anyone know of...
  12. 6

    Aluminum Radiator

    Hey guys, I'm wondering where I can get an aluminum radiator for my 66 skylark GS. I want the biggest baddest radiator I can fit in the support because my nail LOVES to run hot. It doesn't have to look stock, just function properly and have the inlet and outlet hoses on the correct side as...
  13. 6

    Denny's Driveshaft

    I'm just wondering if anyone has gotten a driveshaft from Denny's Driveshaft and what your experience was with them. I'm thinking about getting a custom aluminum driveshaft for my 66 Skylark GS and just wondering if they are as good as a lot of people say they are. Any input would be great. 66...
  14. 6

    Spark plugs

    Does anyone have any suggestions on what is the best spark plug to use in a 401 nailhead? It has the pertronix HEI, two 600 carters, NH600 poston cam. It has the high heat range a/c delco's in it now, but seems to run a little on the warmer side. Could the high heat plugs be keeping the heat...
  15. 6

    pushrod adjustment

    Hi everyone I have'nt been on the site for a while, been busy with work now that summers almost here its time to get the GS out. I have a 66 skylark gs w/Nh 600 poston cam & the rockers seem to be tapping more than usuall when I start it. My question is what should the clearance be between...
  16. 6

    distributor mechanical advance question

    I am new to this forum I have a 1966 buick skylark GS & I was wondering if anybody knows the stock specs for the mechanical advance in my distributor. It is a nailhead & engine options are as listed: 4 barrel carter, a/c, 2 speed trans, any replys would be helpfull.
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