Lt 1000 help me please

[Ean]

Hey I'm new to this forum but it have an LT 1000 with 17.5 hp brigs that had a bad head gasket so I order one and replaced it now it won't start so I checked everything it is firing it is an OHV it makes some weird noise when it turn it over it doesn't make it any since to me please help

 

[mechanic mark]

Post model number from under seat and all engine numbers.

 

[Ean]

Thanks we got it going today I mixed up the push rods now it runs like a champ