unfortunatley the needle wheels impellers are 150 bucks I tried everywhere because I wanted to convert one of those pumps. a option I can suggest if its just the teeth that are broken maybe you can make a mesh mod instead 
		
	
		
		
		
		
			
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				150 gallon reef mostly softies/lps. 50 gal sump with bubble magnus skimmer/ Led fuge light/refugium/ 1200 return and tunze powerheads. Dual pharoah main tank led.4 pump dosser. 
550 gallon stingray tank water drip system 
150 bowfront. 75 turtle tank, many others
			 
		
		
		
		
	
		
		
	
	
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