https://www.racingsprings.com/1500-series/PAC-1512/Item/235 All I can say here is "WOW" Dual valve springs for a modular almost seems pointless, but I forget their are those that love the boost! These springs could very easily over come the lashers. Although I have no experience with dual springs in a modular, im going on a limb here to say solid lashers would be idea!
