Either the PAC 1518's or a good double spring.
Personally I would go with the EPS lobes and PAC 1518's, quieter valve train and longer spring life with basically the same power.
Either the PAC 1518's or a good double spring.
Personally I would go with the EPS lobes and PAC 1518's, quieter valve train and longer spring life with basically the same power.
Last edited by jmgak47; 09-20-2013 at 05:41 PM.
2000 GMC Sierra 1500 RCSB 2wd - 454 LSX powered drag truck...
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