The Spotts' site shows forged cranks for $649 + shipping. If that price is current, it's the best I know of. Have no idea if price is current or if he has one in stock.
http://www.spottsperformance.com/cranks.htm
RPM shows one for $720.
http://www.racingpartsmaximum.com/fo...sae4340-4.html
KRE shows 'em for $750 + shipping. You may have to call around to find one in stock.
http://www.krepower.com/Pontiac%20Cr...and%20Rods.htm
Sandoval's price is $795 + shipping.
http://www.sandovalperformance.com/_...2-stroke-crank
The Butler price is $800 + shipping.
http://butlerperformance.com/i-24453...tegory:1234870