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  1. Best Practices: Lowering Opel Manta Suspension

    General Discussions
    Hello Team Opel, I apologize in advance if I've posted this in the wrong section. I've been searching and scanning the forums for information and resources about lowering the suspension on a 1975 Opel Manta. I've found many threads, but somehow I'm not able to locate what I'm looking for... In...
  2. D'OBrien's 1974 Manta Rallye - First Opel!

    Member Projects
    I purchased my Manta in August 2019 when I was 17 years old (18 now) for $3,500. I have dreamed of owning an Opel for about 4 years now (coming from a family of American muscle car lovers haha). I got a job for the sole purpose of being able to buy an Opel as soon as possible, and I knew I had...
  3. Manta Build Date?

    Manta
    I thought I'd start off by saying this is my first post on this site. I've owned my first Opel - a white 1974 Manta Rallye - for about 4 or 5 months now and finally got around to pulling the engine out to have it rebuilt. (It's currently at Bell and Gaines in Modesto, which was recommended by...
  4. 1973 Manta Luxus

    Cars For Sale
    139K original. Auto tranny newly rebuilt, Air conditioning, cruise control, third brake light, CD ignition, solex carb. needs painted and comes with both windshield gaskets new. Priced to move at $3500.
  5. Holley Carb for 74 Opel Manta?

    Aftermarket Down-draft carbs
    Has anybody swapped out the factory carb with a Holley or know of a reliable replacement for a 74 opel manta 1.9? Also, will an electric fuel pump be needed?
  6. Stalling after lead Additive

    Mechanical
    Hey everyone- first post! Disclaimer- I'm very new to all things mechanical so bear with me. I have a 74' Opel Manta (automatic) that was my great grandmothers. Instead of letting it rust out on my mothers property, I decided to fix 'er up. We even hit our 24,000th mile today! (Started at...
  7. Fuel Tank Replacement

    Fuel Tank, Lines, Filters and Venting
    First post- I need help! I have leaky 74 Manta fuel tank that I need to replace. Patches not holding up. Anyone ever do this? I can find every part online except for the actual fuel tank/container. Any help much appreciated!
  8. Question: Opel manta 2.0e CIH

    6A - Engine Mechanical
    so as the title says manta with a 2.0E cih engine, and i've tried to find info on the forum about adjusting the lifters, but most of them cover the solid lifters. could someone explain me how the hydraulic ones are adjusted? should i just start the engine and adjust them to the point the rockers...
  9. My ECOTEC Powered '74 Manta Project

    Member Projects
    INTRODUCTION First time poster, long time member. It's January 1st, 2016 and my new years resolution is to finally showcase the work that was done to my 1974 Manta. For all intents a purposes, this isn't a “how-to” but rather a “how-I-did-it” in regards to this engine swap. The project took...
  10. Merry Christmas to all and to all a Happy New Opel Year !!

    General Discussions
    Thank you all for your support for the past 18 years. Usa Opel will be open until 12 /24 and then closed for Christmas Day. Open from 12 26 to 12/31 too. If I can help you in any way let me know. Always glad to talk to Opel owners.
  11. Manta/Ascona Suspension to Body Mount Bushings

    3A - Front Suspension
    Search friendly post copied from another thread. Replace both Manta/Ascona rubber rear suspension mount bushings with polyurethane bushings for 1/4 the cost of one rubber replacement bushing. All that is needed is to shorten them up a bit as Bob mentioned above. Item: Energy Suspension Rear...
  12. head gasket and pistons question for manta turbo replica

    6F - Engine Rebuilding
    Hello:veryhappy, well im restoring a Manta A turbo series replica from a 71 manta A SR and im doing it in a tight budjet and in Portugal we dont have much parts around. my question is: i was searching on the web and i saw in diferent specs websites that my car has 9.0:1 compression ratio and in...
  13. Comment: Ebay parts auction ending today NICE parts for GT Manta and Kadett

    General Discussions
    If you need rubber gasket for your Manta trunk or Front and rear windows for a GT then get over to Ebay now and place your bid. Thanks in advance for your support :) Jim M
  14. 1974 Manta

    1974 Manta

    Comes from Denver, Colorado. Drove it already 15kmiles -excellent condition and tight! Sheer delight!
  15. 1975 Ascona/Sportwagon rear pinion bearings needed

    4A - Differential
    I'm looking for a set of rear axle pinion bearings for a '75 Sportwagon (Ascona Voyage station wagon). These are for a friends car which is currently parked until suitable replacements can be sourced. The P/N's off the existing (worn out) pieces are: KM 88010 (race) & 511688A (cone) - both...
  16. Manta - crankcase ventilation hose

    Group 6 - Engine
    Hi everyone! I have a 1973 1.6L engine, does this part look correct for the larger hole in the valve cover? I bought my car in parts and it did not have this part. I've tried using a regular grommet but it keeps disappearing into the valve cover. If this is not the correct part, does anybody...
  17. Red, White and Beautiful!!! Low Mile Manta

    Manta
    As mentioned in other posts, I was awaiting a low mileage 1975 Manta to show up at the restoration shop here in Cookeville, TN. New Vintage Automotive. The car was originally purchased in Oakland, CA, and has survived a couple owners. The new owner wishes to have the exterior freshened up and...
  18. Manta SR20DET Swap

    Engine Swap Forum
    Does anyone have some info on how much work has to be done for a SR20DET to Manta A swap ?
  19. need opel help!

    General Discussions
    i live in the usa and it is really hard to find parts for my opel. its been in my family and im trying to restore it. so does anybody know an easy way to get parts? maybe a good website or store? i would greatly apreciate the help. im just a 17 year old kid trying to fix my cool opel
  20. Question: New Group?

    General Discussions
    I was wondering if any of you would be interested in starting a group for Mantas? I am not singling us out, just trying to get us together. Would anyone be interested? I would start it, I just don't want to be the only one in the group... Dean
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