The F20B DOHC cylinder head is not directly compatible with the F22A cylinder block due to differences in design, mounting points, and overall dimensions. While both engines are part of Honda's F-series, their specifications and configurations vary significantly. To use an F20B head on an F22A block, extensive modifications would likely be required, which can complicate the build and reliability. It’s generally advisable to use matching components from the same engine family to ensure proper fit and function.
It's bolted onto the bell housing of the transaxle- it would be hard to miss.
No.
yea u can do anything wit enuff time n money
Provided they both share an h22a or f22a engine they should be a perfect match!
if u have a f22a(1 or 4 or 6) engine its 10W-30 oil. i believe it takes about 4.1/4L of oil
Max rpm / redline (often they are actually different) is not based on the car but on the engine. Prelude S (F22A1 engine) max rpm: 6250-ish Prelude VTEC (H22A engine) Redline: 7200/7600 rpm Max rpm: 7400/8000 rpm Preludes from 92- were delivered with the following engine options F20A, F22A, H23A, H22A.
Continuously varying idle speed with a high trend on colder days points to a faulty fast idle valve. After considerable time coolant leaks past the sensor effecting the movement of the control valve. Replacement is neccessary. It is located under the throttle valve. It has a small coolant pipe attached to it which will require removal along with all the inlet ducting to facilitate an easier access.