Valve Train drawings.
![Honda VTEC](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/acad6db9f39198357a36e50b_rw_1200.jpg?h=71af6cd933c42973ec6e62379108d9a0)
Honda VTEC
![Vtec valve system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/51a2a9b81e87cdd8caf6d3bf_rw_1200.jpg?h=39550f31262b5f28f2b055d1e6d5f000)
Vtec valve system.
![Cam in block, engine cross section](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/17a2b71b2608ebfb9503d973_rw_1200.jpg?h=8482d4f1814b1b018ae672996430b8a7)
Cam in block, engine cross section
![HPA valve system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/015bd96094435bf320bd0b53_rw_1200.jpg?h=3913e9c453d167fa588b3a7e4637ccd0)
HPA valve system.
![Mecha, Valve system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/e8cd0b03d3ec910082554387_rw_1200.jpg?h=8cf52650104c0c95dcb2a8af80fe6162)
Mecha, Valve system.
![Basic cam in block](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/7200f3671e99b55c01e84af6_rw_1200.jpg?h=298c4d37892b2e994df33a391da3654f)
Basic cam in block.
![Piston and valves.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/f1f2357d1400c737e05afa1b_rw_1200.jpg?h=88630cd474d8209af2ff75c0fa7082a9)
Piston and valves.
![Valeo, vehicle valve system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/c89de7c4ba0d6f7dc87aa0cf_rw_1200.jpg?h=a20f608caeceaf32ed803c9d1d6a4508)
Valeo, vehicle valve system.
![Valvetronic valve system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/97a25c203b12cd9bdfd07466_rw_1200.jpg?h=d0a5c3ea6e9d533f79770dd3570aa2ef)
Valvetronic valve system.
![BMW valvetronic system.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/c7415d6feda189c88f62e7bf_rw_1200.jpg?h=f9918a7026f8070a445d0916acbdb85a)
BMW valvetronic system.
![Piston and valves.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/12068500bdba629fa569c2f0_rw_1200.jpg?h=8b15101317f9768c8519c37604b51582)
Piston and valves.
![Honda's VTEC.](https://cdn.myportfolio.com/f970bec91caea68a8c20114d1613dd40/854770012829526733dd5869_rw_1200.jpg?h=03a1857797726348a700cd035941bc00)
Honda's VTEC.