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how do you think these pistons would stack up in a 94 indy 440? I've heard nothing but good things but whats your guys opinion?
 

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I did some research on SPI pistons and after find no negative results, I put them in both of my 600 triples.
 

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Great pistons more bang for your buck
 

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Do they add more hp then if you would have gone with stockers?
 

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I put SPI pistons in my XCR800 this past fall and so far its been running great. WL
 

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i just put spi pistons in my xlt they seem to be working great.. i will buy them again for any of my other sleds
 

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very nice pistons will do well. i know my buddy have used them in all the 10 motor he has built, so go for it.
 
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