Does the exhaust valve open larger when VTEC kicks in? Or maybe it's just the intake? TheCopenGuy 12 Aug 2015 Previous I dont understand why people say JDM when it means beginner driver. Next Gumball 3000 2016 route map by my3000miles.com Sponsored PostsComments Or both Depends on the version of VTEC. All DOHC VTEC systems change the timing and lift on both the intake and exhaust valves. Most of the SOHC VTEC systems only affect the intake, although the newer J37A4 has VTEC on both the intake and exhaust. Okay, thank you for the information Both Latest News News Random: The Honda CR-V Is 30 Years Old News Ferrari’s EV Will Have Nearly 1000bhp, Do 0-62mph In 2.5 Seconds News The Renault 5 Turbo 3E Lives, And It Looks Excellent News Citroen Brings Back Hot VTR Badge, But Not How You Remember It News Here’s A Glimpse At The New Renault Twingo News Gen X Loves The New Honda PreludeSubscribe to our NewsletterGet the latest car news, reviews and unmissable promotions from the team direct to your inboxFor more information see our Privacy Policy Leave this field blank Latest Reviews Reviews 2025 Kia Sportage Review: The Car You Should Probably Tell People To Buy Reviews 2025 Genesis GV60 Review: Small Changes, But Effective Reviews 2025 Chevrolet Corvette Stingray UK Review: American Genius Reviews Aston Martin DBX S Review: Marginal Gains Reviews 2025 Audi Q3 Review: There’s A Decent Car Beneath The Gimmicks Reviews 2025 Audi A6 Avant Review: Good, But Where’s The Audi-Ness?
Depends on the version of VTEC. All DOHC VTEC systems change the timing and lift on both the intake and exhaust valves. Most of the SOHC VTEC systems only affect the intake, although the newer J37A4 has VTEC on both the intake and exhaust.
Comments
Or both
Depends on the version of VTEC. All DOHC VTEC systems change the timing and lift on both the intake and exhaust valves. Most of the SOHC VTEC systems only affect the intake, although the newer J37A4 has VTEC on both the intake and exhaust.
Okay, thank you for the information
Both