Does the exhaust valve open larger when VTEC kicks in? Or maybe it's just the intake? TheCopenGuy 12 Aug 2015 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 NewsNewsRecaro Has Been Rescued From Going BustRecaro seatNewsMazda Will Make A New Two-Rotor EngineNewsYes, Someone Really Dropped £8.75 Million On A Pagani ZondaPagani Zonda LM Roadster - frontNewsThe Alpine A110 EV Won’t Be A FattyAlpine A110 R - rear, drivingNewsThe Ford Puma Gen-E Is A Ford Puma, But ElectricFord Puma Gen-E - frontRetro and ClassicsA Brand New Ford Escort Mk1 Will Be Here On 12 DecemberBoreham Motorworkd Ford Escort Mk1Latest ReviewsReviewsBMW Z4 Handschalter Review: A Transformative ‘BoxBMW Z4 Handschalter - rearReviewsBMW X3 M50 Review: Warmed-Over X3 Never Quite Hits The MarkBMW X3 M50 - frontReviewsMini Aceman SE Review: Like A Cooper, But BiggerMini Aceman SE - frontReviews2024 Skoda Octavia vRS Review: Jack Of All Trades, Master Of One2024 Skoda Octavia vRS, front 3/4, drivingReviewsBMW M135 Review: A Superb All-Rounder That Lacks SomethingBMW M135 - frontReviewsAbarth 695 75 Anniversario Review: More Fashion Accessory Than Hot HatchAbarth 695 Anniversario, front 3/4, driving
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