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  1. Mace Engineering Group
  2. GENERAL ENQUIRIES
  3. General Enquiries

General Enquiries

  • I have a Holden,VX series 2 commodore, Automatic,V6 ecotec.I have a question should I get the 25mm manifold insulator or the 12mm as I would prefer to keep engine cover?Please advise
  • I have a Honda integra GSi non vtec 1996 model and was looking to changing my cams to performance/lumpi cams and also my intake manifold and bigger throttle body..could u please give me all the details for each of these with a price and actually how much
  • I have a L67 supercharged and installed an 6mm insulator and put new oil in the supercharger. When I started it up, it started making a weird sound from the supercharger.I was wondering if you know anything about this?
  • I have a little run around buick V6 VP, it already has some sort of a CAI and pacemaker extractors with a 2.5inch exhaust. Basically, I want a real lumpy cam to make the car shake and everything.
  • I have a LS1/LS2 with a cam with 612 lift, I would like these rockers 1.9:1 HIGH RATIO ROLLER ROCKERS 2 SUIT VT-VZ LS1-LS2 but I feel 1.8 ratio might be more suitable, does Mace make 1.8 ratio roller rockers?
  • I have a MACE cam in my Berlina it's 07-08 Alloytec will it go into my 2005 VZ Alloytec 190kw engine?
  • I have a magnuson MP90 on my Rodeo and its running 3psi at the moment the pulley size is 80mm or 3.15inches I purchased the 6psi pulley from Mace without even checking the size. Thinking a 6 psi pulley is a 6 psi pulley no matter what it's on, anyway it's
  • I have a manual VY will the auto L67 loom wire to the manual box?
  • I have a MY10 SV6 SIDI 3.6L LLT Auto Ute, I assume the 12mm insulator and 6mm plenum spacer will fit fine?
  • I have a MY10 SV6 SIDI 3.6L LLT Auto Ute. In regards to fitting a 12mm manifold spacer, compared with the two 6mm spacers, which option would Mace recommend as being the best?
  • I have a MY12 SV6. What are the main advantages and disadvantages of changing the cams from stock. I understand there will be more power realised but I read somewhere there are issues with tuning?
  • I have a new set of extractors off ecotec engine and I want to install them on my L67.Would there be any problems in doing so?
  • I have a Pontiac 2009 G8 GT 6.0L. I bought PERFORMANCE VCM OTR COLD AIR INTAKE PONTIAC G8 GT GXP L76 LS3 6.0L 6.2L V8 and its asking me to pick Manufacturer Part Number CAI836 or CAI837, which one do I pick for my car?
  • I have a question about the powerbond power pulley kit for a holden VZ V6 alloytec. Is the power pulley kit the best of the 3?
  • I have a question regarding my VS V6 T5 conversion. It has a VY motor in it, and I am thinking about getting a performance chip from you guys at mace but not sure if I order the VS one or a VY one.
  • I have a series I VE Commodore SV6 SIDI and I am just curious on it still being an Alloytec motor will the CPR6 manifold still bolt on to them or due to being SIDI have they changed the manifold completely?
  • I have a series II VE Omega ( 3.0L SIDI )Just wondering about thedifferent types of gains on your 6.35mm manifold insulator opposed to the12mm and 25mm equivalents. Does the 25mm manifold insulator give more torque down low than a 6.35mm and if so will th
  • I have a SIDI model (VE SV6 2010) car and I am about to fit a 2 ¼’’CAT back xforce system and Orssom OTR cold air intake. I was just wondering if you can tune the same.
  • I have a slight wobble in the harmonic balancer and am looking at replacing it. Is the Powerbond OEM unit that Mace stock the standard diameter as I don't want to underdrive?
  • I have a standard 5.0L in my VS and would like to cam it. I was thinking stage 2 or 3. What other work would need to be done for the engine to run with the cam?
  • I have a stock s/charged V6 VX. Could you please tell me which pulley size will best suit my vehicle? Is the 10 psi the best size or can I get away with an 11psi? Bear in mind that this is a daily driver used for both work runs and to get the kids to scho
  • I have a supercharged L67 in my 80's rodeo Ute, and I would like to put an intercooler on it, but the engine is really close to the firewall, so I would just like to know how much more room the plate for an intercooler take up over the standard inlet?
  • I have a supercharged V6 VY commodore S running a nine psi pulley, memcal chip, cold air intake and extractors back exhaust. I recently installed msd blaster coils and it has developed a very small misfire at mid range to high revs, I was wondering if you
  • I have a SV6 VE Ute it was built July 2011. Driving around now with the engine light on causing any damage?
  • I have a V6 VT Holden having a stock ecotec engine, I was just wondering would I need to buy anything else if I bought "BORED OUT 69MM THROTTLE BODY"
  • I have a VE Commodore MY12 with LFX engine, does the 25mm INSULATORS fit or make my engine rub? I have heard that they do?
  • I have a VE Commodore running an L98 V8 engine and I was planning on fitting a LS2 cam and springs in it. Just wondering if your 1.9:1 ratio rockers will be ok to run with this cam?
  • I have a VE SV6 07 and I would like to drop a stage 2 cam and chip into it. Will be also getting it tuned by you. At the moment it’s stock.
  • I have a VE V6 and just wondering if the orssom intake will fit properly with the manifold insulators?
  • I have a VN EFI V8 5L Manuel and I'm looking at your HOLDEN EFI V8 5L CAM
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