what engine fits onto a m10b18 engines gearbox

[coxie230179]

my engine is very sick and i cant get hold of a M10 engine for the right money within reach its one thing buying an engine from someone i dont know but to travel 160odd miles to find i bought a lemon will p**s me of so could someone tell me if there is any engines that will fit my gearbox without having to mod it please i know i gotta get the ecu and wiring loom but i'd like to stop at just doing them so please if anyone can help i'd be very greatful of as much info and detail you can give me i'm kinda a novice many thanks to anyone that can help.. also if anyone has a m10 engine or a engine that will drop straight in i have money waiting

[Gunni]

M30, M10 and S38 engines.