8970458000 Isuzu METAL SET; C, Price: 16.90$, Weight: 0.12kg

    • Make Number Name Availability Weight, kg Ship in, Days Price

    Isuzu

    8970458000

    METAL SET; C

    		 678

    0.12

    2-3

    16.90$
     

    Substitutions

    Make Number Name Availability Weight, kg Processing, days Price  
    NDC
    CB1631GP025 
    CON ROD BEARING
    		159
    0.138
    4-5
    24.46$
     
    Taiho
    R801H100 
    CON. BEARING 100 4HF1
    		100
    0.635
    4-5
    13.42$
     
    Taiho
    R801H050 
    CON ROD BEARING
    		99
    0.574
    4-5
    12.40$
     
    Taiho
    R801H025 
    CON ROD BEARING
    		0
    0.555
    4-5
    15.96$
    		 Not Available
    Taiho
    R801H075 
    CON. BEARING 075 4HF1
    		0
    0.61
    4-5
    15.12$
    		 Not Available
    Taiho
    R801H50 
    CON BEARING 4HF1/4HE1 IS TAIHO
    		0
    0.574
    4-5
    14.58$
    		 Not Available
    Taiho
    R801HSTD 
    CON ROD BEARING
    		0
    0.516
    4-5
    12.94$
    		 Not Available

    Isuzu engine big-end bearing shells

    Why you need this part

    This precision conrod bearing set supports each connecting rod on the crankshaft in your Isuzu diesel or gasoline engine. It holds the correct oil clearance, stabilizes oil pressure, lowers friction, and carries the heavy combustion loads. Replace during overhaul, when clearance is out of spec, or if you hear knock. Fresh engine bearing shells protect expensive crank journals and keep the motor smooth and quiet.

    How it works ⚙️

    Two half-shells sit in the rod and cap, forming a round plain bearing around the journal. Under rotation, a pressurized oil film builds a hydrodynamic wedge that keeps metal surfaces apart. The steel back gives crush fit, the intermediate layer spreads load, and the anti-friction overlay resists scuffing. Oil holes and grooves guide lubricant across the big-end for steady cooling and protection at high RPM.

    What happens if it fails ❗

    Worn or scored conrod bearings increase clearance, drop oil pressure, and cause a dull knock. If a shell spins, the rod can overheat and seize. Continued driving risks blue journals, a thrown rod, and a ruined block.

    Typical symptoms

    • Cold start knock that gets louder with load
    • Oil warning light flicker at idle
    • Metallic glitter in drained oil; copper tint on shells
    • Low compression feel and rough running

    Pro tips for fitment

    • Measure journals; polish or grind if out-of-round
    • Match size/grade; verify clearance with Plastigage
    • Torque rod bolts to spec; use assembly lube
    • Prime oil system and use correct viscosity oil