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  1. Camshafts for V6

    Alfa GTV & 916 Spider
    Good morning All, seems that it's time to schedule a new set of camshafts for my 3.0 12V Spider. My mechanic is reccomending me Colombo&Bariani, I've seen that they have different profile with different valve lift, I think that I'll mount the AR6.SM1. Anyone of you had to do that? Any...
  2. 2.0 JTS worn camshafts

    Alfa 147, 156 & GT
    A year ago I replaced my JTS’s exhaust camshaft with a good used one as the original was a bit worn on some lobes. Today I made the yearly check and noticed that 2. cylinder first lobe was worn by 0,5mm-1mm. I’ve been using Castrol 10W-60 Edge oils and changed them every 10k but it hasn’t...
  3. C&B ARTBI.SM1 for Alfa 159Tbi

    Alfa 159, Brera & 946 Spider
    Hi There, Would love to get some help on this one. I am about to receive the ARTBI.SM1 for my alfa 159 Tbi 2011. Colombo & Bariani: alberi a camme dal 1934 Can I install it AS IS or I will need to make adjustments with the verniers?do I need to place different? or is it just removing the...
  4. Camshafts out of phase

    Alfa 147, 156 & GT
    After my 1.9 JTD 16V slipped a couple of teeth on its timing belt, I've had the rocker cover off and replaced the multitude of broken rockers. As all the valves luckily look intact, I was in the process of putting everything back together when I realised one of the camshafts has slipped on its...
  5. Camshafts Autodelta or C&B

    Alfa 147, 156 & GT
    Hello, I have a set of camshafts. The markings on them are the following: AR24.103.280S A1 AR24.103.280S A2 S1 (no parameters) S2 (no parameters) In Colombo the catalog I did not find this labeling. I did not find a detailed catalog of...
  6. V6 24v camshafts lobe wear

    Engines (TS, JTS, JTD & V6)
    Hi, I have seen 4 V6, two 2.5 and two 3.0. In three of them lobes look good, without any sign of wear. But fourth one (3.0) has eaten almost all lobes on all camshafts. I've replaced all camshafts and all tappets and after 40000 km you can see that the lobes are worn again. It's interesting that...
  7. Camshafts

    Tuning & Upgrades
    Hi All If i was to get some inlet Cams from a 3.2 GT would it be worth fitting to my 166 3.0 Engine. ive searched about and all i can find is the Gt 3.2 cams are not as good an upgrade as the GTA cams
  8. 1960 giulietta 1300 camshafts

    Tuning & Upgrades
    Hi, I wonder if anyone can help? I have a 1300 twincam engine and want to identify what cams are in it. They aren't cast cams but look like billet cams and are marked AR.110.280. Does the 280 refer to their duration? Hopefully someone can identify this number as I've exhausted all my limited...
  9. 24v camshafts

    Alfa GTA
    Help! Well, I've sorted the suspension, refurbished the brakes, new clutch and Q2, tarted the engine bay up a bit. Cambelt done Aug 2013. Getting there, and then.... Ticking noise coming from cambelt side of rear bank. Local specialist ruled out exhaust manifold leak, started investigating...
  10. TS camshafts

    Alfa GTV & 916 Spider
    Hi, does anyone know if 916 twinspark camshafts are the same for CF1, CF2 and CF3 engines please ? cheers Bob.
  11. Camshafts, tuning, etc

    Alfa 155
    Hi guys Since the end of last year i am proudly owning an 155, TS 2.0 16V, and after a few months fixing years of bad use from the previous owner ill start now to make a few mods aiming for perfomance gains, however im not an expert on the subject so I would like to ask You a little help :lol...
  12. Jim. K GTA Performance Camshafts - Group Buy

    Alfa GTA
    Hi all I'm currently trying to organise a group buy for some GTA performance cams - made to spec by Alfa legend Jim K., author of the V6 High Performance Manual. Alfa Romeo V6 Engine High-Performance Manual - Jim Kartalamakis - Google Books This thread is to gauge interest - there are other...
  13. Qv performance camshafts.. thoughts??

    Alfa Giulietta
    Colombo Bariani Performance Cams (Fast Road Profile Alfa 159/Brera/Spider/Giulietta 1750 TBI engine) Been looking for new performance upgrades for my qv for a while. I recentincrease ored across these. What are your thoughts. Worth a buy?? Will there be a noticeable power increase?? And jus...
  14. Alfa romeo 155 v6 camshafts

    Alfa 155
    Hi mans :) First ecscuse me for my little bad english. I have alfa romeo 155 2.5 V5 ,and I really love this car. last year i made a Remap to my ECU,and after that the car was like it had been reborn. but now after some months I want more power and torque. Now I think about a lighter...
  15. AM camshafts for JTS engines

    Alfa 147, 156 & GT
    Has anybody heard about these two italian manufacturers : Pittatore Group and Sergio Allais ? It seems that they have great knowledge in providing their own camshafts ( and not only : crankshafts, vales, etc) identical to OEM ones, for different car manufacturers : FIAT, Alfa Romeo, Ford...
  16. performance camshafts 105

    The Classic Alfa Romeos
    Hello guys, I am making a plan on how and what to do to the Bertone 2000 GTV engine. I do however need some advise from the performance oriented out there. The plan is this. Port and polish head, equalise chamber volumes, bronze valve guides with standard valves, 3 angle grind. 10.4:1 CR...
  17. Camshafts

    Alfa 147, 156 & GT
    Am in need of new camshafts as some of the lobes are now round.Possibly caused by damaged coil packs. Have been offered camshafts for a 2.0 but mine is 1.8.Does anyone know if they are compatable?? If not, any pointers on where to get the best price? Many Thanks :)
  18. GTA camshafts

    Alfa GTA
    To refund my engine project my ad in the classifieds; Good set used intake camshafts for 3,2 GTA or 3,0 conversion :thumbs: Regards, Tim
  19. Highly polished Alfa Romeo Alfasud 1.5 camshafts sud cams

    Alfa 33, Sud & Sprint
  20. Interchanging Camshafts...

    Alfa 147, 156 & GT
    Hi all hope your all well! I want to put 2.0 cams in my 1.6, 105bhp Twin Spark. My concern is the slightly different set up to the standard 120bhp version. Is a swap possible? I do release a remp will be essential to optimise the performance. Thanks for your time. Steven