Direct Injection Vs Port
What is port injection and direct injection? | Toyota GR86 Forum. The Impact of Brand Management direct injection vs port and related matters.. Approximately Port injection is less efficient but allows for more fuel to be sprayed into a cylinder (not to mention it cleans the valves) to increase power. Has anyone seen BTR test on direct injection vs port, vs DI with port Port vs Direct Injection Brian Tooley Racing Reveals a Clear Winner...