Quantum 5th Gear July 7, 2009 Author Share July 7, 2009 its not a question of Vtec or not Vtec....Civic or not civic....the issue here is that it is NSH...Not NSracing track !!! no racing lah, just curious the civic/vtec whether is like everyone saying what good is , and dare not try out self yet ↡ Advertisement Link to post Share on other sites More sharing options...
Osiris 1st Gear July 7, 2009 Share July 7, 2009 why concern? u know u r driving a CIVIC VTEC! must let the VTEC kick in YOOOOOOOOO..others are sour grape lah... There is no vtec to 'open' in R18A equipped civic. http://asia.vtec.net/Engines/RiVTEC/index.html So the new SOHC i-VTEC implementation is an entirely new implementation, quite unlike those already in use. Under normal driving conditions, the R18A runs on its normal set of cam-lobes which in a completely reversed role, Honda calls the 'hot-cams'. So VTEC-off on the R18A means it can be considered to be running high cams. When the right conditions are acheived for fuel economy, VTEC engages the 2nd set, the 'low' or 'economy' cams. Thus VTEC-on on the R18A means it is running low cams. More importantly is VTEC engages the low-cams only if the right conditions for fuel economy are acheived. If they are never acheived, like when we are driving aggressively for the whole trip for e.g., VTEC will never open on the R18A Link to post Share on other sites More sharing options...
Quantum 5th Gear July 7, 2009 Author Share July 7, 2009 There is no vtec to 'open' in R18A equipped civic. http://asia.vtec.net/Engines/RiVTEC/index.html So the new SOHC i-VTEC implementation is an entirely new implementation, quite unlike those already in use. Under normal driving conditions, the R18A runs on its normal set of cam-lobes which in a completely reversed role, Honda calls the 'hot-cams'. So VTEC-off on the R18A means it can be considered to be running high cams. When the right conditions are acheived for fuel economy, VTEC engages the 2nd set, the 'low' or 'economy' cams. Thus VTEC-on on the R18A means it is running low cams. More importantly is VTEC engages the low-cams only if the right conditions for fuel economy are acheived. If they are never acheived, like when we are driving aggressively for the whole trip for e.g., VTEC will never open on the R18A never realize civic 1.8 can hit 16.2 to 17.0 km/l , the best for me is 15km/l on NSH Link to post Share on other sites More sharing options...
Osiris 1st Gear July 7, 2009 Share July 7, 2009 never realize civic 1.8 can hit 16.2 to 17.0 km/l , the best for me is 15km/l on NSH not a surprising figure if you do a lot of HW with ECO cams on congratz, you succeed in 'closing' the vtec Link to post Share on other sites More sharing options...
Magfocus 5th Gear July 7, 2009 Share July 7, 2009 Possibly. But why would anyone wanna do it esp in a Civic? Life not short enuf meh? Link to post Share on other sites More sharing options...
Soya Supersonic July 8, 2009 Share July 8, 2009 Oi, where hv u been? Come back onli smash my head. Link to post Share on other sites More sharing options...
Quantum 5th Gear July 8, 2009 Author Share July 8, 2009 not a surprising figure if you do a lot of HW with ECO cams on congratz, you succeed in 'closing' the vtec everyone here praise vtec,vtec.. honestly speaking I can't feel what vtec is advantage to VVT-i Link to post Share on other sites More sharing options...
Mits_jc 5th Gear July 8, 2009 Share July 8, 2009 Tell me, which sounds better - V-teck kicked in YO! or VVT-i kicked in YO! ? everyone here praise vtec,vtec.. honestly speaking I can't feel what vtec is advantage to VVT-i Link to post Share on other sites More sharing options...
Dscheng 3rd Gear July 8, 2009 Share July 8, 2009 You should try the older series civic like B or H series engine.. That is the truthly Vtec.. Especially with high cams. Not to forget about K20 also. Link to post Share on other sites More sharing options...
Quantum 5th Gear July 8, 2009 Author Share July 8, 2009 You should try the older series civic like B or H series engine.. That is the truthly Vtec.. Especially with high cams. Not to forget about K20 also. how to tell vtec kick in or not? noticed once rev above 3500/rpm, a special sound from engine, does it mean vtec kick in? Link to post Share on other sites More sharing options...
Osiris 1st Gear July 8, 2009 Share July 8, 2009 You should try the older series civic like B or H series engine.. That is the truthly Vtec.. Especially with high cams. Not to forget about K20 also. Yup, now cannot say got ivtec = high cam vtec = can kui vtec. must see what engine Link to post Share on other sites More sharing options...
Mustang 1st Gear July 8, 2009 Share July 8, 2009 The old VTEC is more significant,I-VTEC is too tame in my honest opinion.Toyota VVT-I and Daihatsu DVVT,BMW Double Vanos all .Even the new Proton with CPS sound marvellous when it kick in .Some sort of extra power.Hyundai VVT also not bad! Link to post Share on other sites More sharing options...
Mustang 1st Gear July 8, 2009 Share July 8, 2009 never realize civic 1.8 can hit 16.2 to 17.0 km/l , the best for me is 15km/l on NSH Spec are just Spec,Dun really trust it.But somehow it's near there.My Proton Saga booklet stated that auto can get 100km for just 6.3litres at speed of 90kmh.But always get 6.4-6.5. Link to post Share on other sites More sharing options...
Vin3663 1st Gear July 8, 2009 Share July 8, 2009 this is something, that i dun think i will try..... Link to post Share on other sites More sharing options...
Shull Turbocharged July 8, 2009 Share July 8, 2009 how to tell vtec kick in or not? noticed once rev above 3500/rpm, a special sound from engine, does it mean vtec kick in? the old B series engine..can feel the extra 'pull' from the engine..something like when turbo kick in..but it's from an NA engine.. Link to post Share on other sites More sharing options...
Wanderer Clutched July 8, 2009 Share July 8, 2009 The old VTEC is more significant,I-VTEC is too tame in my honest opinion.Toyota VVT-I and Daihatsu DVVT,BMW Double Vanos all .Even the new Proton with CPS sound marvellous when it kick in .Some sort of extra power.Hyundai VVT also not bad! The i-vtec is activated for fuel econ during low rpms. It's totally different from traditional vtec engines. FDs dun have it............ only the Type R has it Link to post Share on other sites More sharing options...
Mits_jc 5th Gear July 9, 2009 Share July 9, 2009 (edited) There's a sound module on Honda engine that's routed to the cabin - you'll hear the sound of VTECK kicked in yo! Very obvious wan. how to tell vtec kick in or not? noticed once rev above 3500/rpm, a special sound from engine, does it mean vtec kick in? Edited July 9, 2009 by Mits_jc Link to post Share on other sites More sharing options...
Nautilus 2nd Gear July 9, 2009 Share July 9, 2009 The i-vtec is activated for fuel econ during low rpms. It's totally different from traditional vtec engines. FDs dun have it............ only the Type R has it It depends. FD's with the R18 engine has economy cam vtec, meaning that high(normal) lift is considered normal, and vtec is for fuel economy at low RPM. However for the 2L K20Z2 engine, things are a little different. It still has the high lift cams once VTEC opens at high RPMs, and also a mechanism to switch the engine to 12V at low RPM. ↡ Advertisement Link to post Share on other sites More sharing options...
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