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  1. 90LX306

    What AFR Heads for My combo?

    what about in 2 years when i split the stock block and then build a 331? Then i have heads that might be too small to support a blown stroker? thats why im trying to weigh out my options here because the heads wont be strictly for this n/a 306 that i will run for 1/2 a year, im just lookin for...
  2. 90LX306

    What AFR Heads for My combo?

    Im pretty sure its 9:1, i know im torn between the 2 but me shelling out all the money here i only wanna do this once and i think if i go with the 185's ill be set for a long time and they will still give me good power
  3. 90LX306

    What AFR Heads for My combo?

    yea im thinkin of goin with the 185's. While they will still be too much head for my 306 the 165's dont leave quite as much room to grow since they come cnc ported and with smaller valves. And as we all know, motors only stay as long as they dont blow/ and this stock block has allready had a...
  4. 90LX306

    What AFR Heads for My combo?

    I will be buying new heads sometime in the near future and i am unseure of what i wanna go with. i know it will be an AFR head but i dont know between the 165's and the 185's. My combo is a balanced 306 w/JE/srp flat tops,trick flow street heat (eventually will go to track heat/systemax) 1.6...
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