BMW S54 Block Sleeving Service s63 sleeving (2) 1/8″ NPT Plugs

(2) 1/8″ NPT Plugs

10 Deg Adv/Ret

and potential for high horsepower output

engineered for BMW M20B20

"H" compressor cover 4

BMW S54 Block Sleeving Service s63 sleeving (2) 1/8″ NPT PlugsBMW S54 Engine Block Sleeving Service: Are you aiming to increase your engine's power but concerned about cylinder cracking? Indeed, the S54's cylinder bores may be too thin to withstand substantial boost. However, with our robust iron sleeves, those worries become a thing of the past. You can achieve the power you desire with confidence in your engine's reliability. Why Choose Engine Block Sleeving: In reality, the factory cast iron material falls