Quick view ISR ISR Performance - Oil dipstick 001 for ISR oil pan 240LS ISR Performance - Oil dipstick 001 for ISR oil pan 240LS This is the correct dipstick tube for use with the ISR 240 LS swap oil pan. Features: 1/4 NPT fitting correct Level for ISR 240LS swap pans. No need for trimming Fitment: ISR 240LS swap... $22.50 Add to Cart