Overview – CORE-ROD, CONN ROD 96M11 3899450D
Engineered for Cummins M11, L10 and ISM heavy-duty diesel engines, the Cummins CORE-ROD, CONN ROD 96M11 3899450D meets the tolerances your equipment was designed around.
Parts Characteristics
A forged steel connecting rod with an I-beam shank, a precision-bored big end and a bushed small end, built for the cylinder pressures of the M11 engine family. The rod is weight-graded so sets can be matched within the engine’s balance limits.
Applicable Models & Applications
Fits Cummins M11, L10 and ISM engines in construction equipment, trucks and industrial power. Confirm the rod reference and weight grade from the markings on the old rod and your parts book – within the family, rods differ by big-end diameter and bushing size across rebuild levels.
Maintenance & Replacement
During any engine teardown, inspect every rod: check the big and small end bores for ovality with a bore gauge, look for discolouration from past overheating, and examine the shank for nicks or straightness issues. Measure rather than trust appearances – a rod that looks fine can still be out of round past limit.
Replace rather than recondition any rod with bore ovality beyond specification, cracked or stretched bolts, or evidence of a past bearing seizure. The classic warning signs in the engine are a deep knocking that tracks engine speed under load, low oil pressure from a hammered bearing, and metal flakes in the sump – none of which improve with more hours.
To fit a new rod, match its weight class to the rest of the set within the manual’s tolerance, install the new bushing and ream to the pin size if supplied bare, and fit fresh rod bolts – never reuse stretched bolts. Torque to the specified sequence, verify big-end side clearance and small-end pin fit, and confirm the rod moves freely on the journal before the head goes on.
Keep rods in their marked cylinder positions through a teardown so any pattern fault can be traced back to its cylinder, and always diagnose why a rod failed – oil supply, overfueling or hydraulic lock – before fitting a new one, or the replacement inherits the same fate.
Price Reference (USD)
As a reference, the CORE-ROD, CONN ROD 96M11 3899450D is typically priced between USD 120 and USD 400 depending on configuration, lot size, and current exchange rates.
Value & Service
We supply brand-new forged rods, weight-matched on request and cross-checked against your engine’s build sheet, so the rebuild keeps the balance the engine was designed around.
Backed by Racer Machinery’s parts expertise, the Cummins CORE-ROD, CONN ROD 96M11 3899450D is ready to order with clear documentation and fast delivery to your site.
