318 to 360 swap screwed up big please help!!!

This mount you listed shows to fit 318, 340 and 360. Isn't it the same as what your 318 already has?

1973-1976 Plymouth Duster
V8 - 5.2L vin G 318ci - GAS
V8 - 5.2L vin G 318ci - GAS O.H.V.
V8 - 5.2L vin G 318ci - 2BBL GAS OHV
V8 - 5.9L vin L 360ci - 4BBL GAS OHV
[340] V8 - 5.6L vin H 340ci - GAS
[360] V8 - 5.9L vin L 360ci - GAS O.H.V.
[360] V8 - 5.9L vin L 360ci - 4BBL GAS OHV
[Custom] V8 - 5.2L vin G 318ci - 2BBL GAS OHV

1970-1973 Plymouth Duster
V8 - 5.2L vin G 318ci - GAS
[340] V8 - 5.6L vin H 340ci - GAS

1974-1975 Plymouth Duster
V8 - 5.2L vin G 318ci - GAS O.H.V.
V8 - 5.2L vin G 318ci - 2BBL GAS OHV
[360] V8 - 5.9L vin L 360ci - GAS O.H.V.
[360] V8 - 5.9L vin L 360ci - 4BBL GAS OHV
[Custom] V8 - 5.2L vin G 318ci - 2BBL GAS OHV

1975 Plymouth Duster
V8 - 5.2L vin G 318ci - 2BBL GAS OHV
[360] V8 - 5.9L vin L 360ci - 4BBL GAS OHV
[Custom] V8 - 5.2L vin G 318ci - 2BBL GAS OHV