How VTEC works and why it's more than just a marketing term. ZTEC, Variable Valve Timing and Lift Electronic Control, is Honda's system that uses two camshaft profiles in one engine. At low RPMs, the engine runs on a conservative cam profile for fuel efficiency and torque. Once the ECU detects high RPM and load, it activates a locking pin in the rocker arms, switching to a more aggressive cam lobe with higher lift and longer duration. This allows more air and fuel into the combustion chamber, in

K20C. Lift off. It fires back🔥 Engine Animation specially made for @daddyisdriving Thanks for the commission🫱🏼‍🫲🏽 #FL5 #K20C #Vtec #Honda #Engine | Initial Clip

K24/K20 VTEC. Stage 2.2. Rev limit? Optional.Built to scream. Tuned to hit.Only shifts above 9k.Engine Animation specially made for car owner @om4r_ek24Thanks for the commissions🫱🏼‍🫲🏽#honda #ek9 #hondaek9 #hondacivic #civic #ek #civicEK #ek4 #hondacivicek #k20 #k24 #typeR #kswap #vtec #engine #engineanimation #racing #performance #tuning #petrolhead #motorsport #horsepower #turbo #turbocharged #carlifestyle #carculture #carmodification #modification #jdm #initialclip | Initial Clip