O/S intake valves...

found these 289 valves... their .100 longer and have 11/32 stems... a 1.78 head...

a place called CP has them in Stainless for 10.99 ea
http://www.competitionproducts.com/...d-289_302-1780-Int-11_32/productinfo/I2564-1/

summit has Sealed power ones for $44 for 8... just not sure i like the idea im ok with using them though...

http://www.summitracing.com/parts/SLP-V-1783/