I've seen a wide range of prices for new and rebuilt injectors. RockAuto has some rebuilt ones for $24.79 with a $9.00 core. I havent'  used them, and I wouldn't know what the quality is, but you can get away with less than $600.
 
Ed
 
> Date: Sun, 5 Dec 2010 14:39:02 -0800
> From: nobleman1962@YAHOO.COM
> Subject: Scrambling for an answer ~ bear with me didnt search archives... sticky injector issues
> To: vanagon@GERRY.VANAGON.COM
> 
> Well Jeez... my van sat for 6 days while I was on vacation and now the injectors are not firing right.  I just dumped some berryman in the tank and filled it with super (chevron) 
>  
> It has new plugs, cap, rotor, fuel filter and all connectors look good ~ popped each injector harness off and found one specifically that isn't firing and another that is hit/miss.
>  
> Besides the fuel cleaning what can do to free these up?   I just spent my $$$ on the vacation I'm returning from and don't have $600.00 for new injectors.
>  
> Thanks,
> Brian
> 
> 
>