will a 1978 302 fit in a 66
 

hi, am am looking to put an new engine in my 1966 mustang coupe and i have found an newly rebuilt 78 302 and i was woundering if the engine will need to be modified to fit or work corectly?

You can put any 302-5.0 from 68-93 into it as long as you have the correct harmonic balancer for the set up.

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67'fastback-Edelbrock carb,intake,cam,valve springs.Rhode lifters, CompCam rocker arms, windage tray,cerama coated headers,dual flows with H-pipe, modded c-4,tci stall converter,perma cool electric fan,aluminum water pump,griffen aluminum radiator,accel 8.8 cable,wide cap distriburator,magnetic pick up,v-matic hurst shifter,edelbrock performer nitrous, carter electric fuel pump,ignitor coil,solid motor mounts,magna racing suspension,poly urathane bushings,under rider traction bars, comp. eng. s

In one word..."yep"