Originally Posted by RBMike
If you tune your motor correctly and keep it clean (outside & inside), they can last much longer. It is more likley you will wear out the rod or a bearing before a piston & sleeve. It also depends on the quality of engine (& fuel) you start with. I have many old RB's and I have only bought 1 piston/sleeve set ever (lost aircleaner). I have bought a few rods & more front bearings than anything else. I run my cars at least 3 out of 4 weekends year round and have WAY more than 10 gallons thru each of the 4 motors I currently run (all RB's). My newest motor is more than 2 years old.
hi rbmike i like how much pride and care you have for your engines im currently trying to decide on a brand that i can commit to and you have me favoring the rb concepts i`ve got a hyper mach 21 and a ninja bo1 (broken crank)and lately a os v-spec whitch rb do you prefer ws7 3 or c6bb for short to medium technical tracks her in queensland also what pipe and fuel do you reccomend