S54 Connecting Rod Bolts

As great and powerful as bmw made the s54 engine they left it lacking in a critical area it s rod bearing reliability.

S54 connecting rod bolts.

Didn t find the kit you were looking for. Every connecting rod is a symphony of precision. S54 engines manufactured prior to 2003 come with larger rod bolt that are not supposed to be replaced according to bmw tis. The mighty and powerful bmw s54 has an achilles heel it s rod bearings.

For connecting rod bolts with the tensile strength to withstand the heat and pressure of competition or for connecting rod bolts that match your reliable factory originals turn to the tremendous selection at. The m11 bolt size was used in s54 engines up to 2 2003 production. It is estimated that 90 of all fastener failures in motorsports are fatigue related. Connecting rod bottom end bolts keep the two halves of the bottom end bearing together.

These two bolts are all that prevent the crankshaft from yanking the cap off the end of the connecting rod dozens of times a second. Ideal for ultra high performance racing forced induction applications. Bmw 2 8l m52euro 3 0l s50us 3 2l s52us inline 6 m9 44mm. On vehicles produced from 12 13 2002 the new design m10 x 1 25 connecting rod bolts b have to be replaced with the new connecting rod bearings.

The best rod bolts available for the euro s50 and s54. Page 1 of 11 next last. S54 inline 6 m11 47mm uhl arp2000. The later engines use a rod bolt that is smaller torx head and is one time use.

Bmw 2 3l s14 m11 43mm uhl. Set of 12 proseries arp2000 connecting rod bolts for the euro spec m3 engine. The world including connecting rod bolts and engine transmission and chassis fasteners for formula one nascar winston cup indycar cart nhra busch grand national series craftsman truck series and asa. S54 engines after 02 2003 production and later use the m10 bolts.

264 kits found for rod bolts. Sps technologies fasteners are designed to. The new bolts installed in these earlier engines are m10 size. These bolts are subjected to complex nature of stress as follows.

Acura nsx 3 0l m9. However most s54 engines up to that point had their rod bearings replaced under a factory recall and some may have had new connecting rods installed at the same time or even a new engine altogether. On the early engines we prefer to use arp fasteners because we don t know the condition of the stock rod bolt. Made by arp the world leader in fastener technology.

The m10 x 1 25 bolts have to be ordered separately p n 11 24 7 834 310 12 bolts per vehicle. Tightening of nuts stretches the bolts and subjects them to tensile stress which helps keep the two components together under tension compression. M11 x 1 25 connecting rod bolts a will be reused with the new bearings.