LA Engine Dry Sleeves Audi RS3/TTRS 2.5TFSI

LA Engine Sleeves Audi 2.5L install procedures: After boring out original aluminum, in preparation for sleeve install, we recommend honing the block’s parent bore aluminum, although not critical. This process ensures better interference pressed fit of the alloy and sleeve surface. Honing the aluminum will effectively plateau, or knock down, the microscopic peaks and valleys caused by the boring cutter tool. This allows a better mating surface, offering more efficient heat transfer from the sleeve to the aluminum. Maybe more importantly, it relieves the pressure of having to get your boring cutter tool perfectly set for the size needed on the interference press fit. No loctite or sleeve sealer needed, if you hone the block’s parent bore aluminum. If you prefer not to hone the aluminum wall surface, Loctite sleeve retainer under the seating area will assist in sealing the fitment. We recommend an average .0015” pressed fit. Minimum fit is .0005”. Another installation option is a slipped