cudabin wrote:For example if you have .038" Piston to head clearance cold, willl it gain .010" when up to 180 degrees like the lash does?
jsgarage wrote:I was advised to expect 0.020" deck height growth with a 9.2" deck aluminum Fontana block/aluminum heads,
Baprace wrote:Years ago when I adjusted valves on a aluminum head ( GM ) bbc i would cold lash the valves .007 tighter, a little variance depended on the lobe profile but mostly .007 was a decent number, newer heavier aluminum heads may not grow quite as much and may only want .006 tighter.
sjvalleydave wrote:On our Brodix block/SB2.2 headed SBC..I set them .000/.002 and they will be real close to .018/.020 at 210*...You need to set them at desired lash at operating temp. then let it totally get cold and check them hot...Very simple...We also check the block temp with a gun as setting them in 45* weather is a lot different than 95* weather...LOL