Availability
Engine Blocks & Accessories
Rear Main Seal Retainer
Part Number: RNB-635-450
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit
Part Number: MIL-81139
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Sleeve Assembly Ring Set - Cat. 137mm/5.400" Bore 3400E, C15 (OE#Top 1777496(1)+ Int.1765749(1)+Oil
Part Number: MAH-S41927
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
CYL SLEEVE ISX
Part Number: CLE-2264641
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit
Part Number: MIL-81117
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners
Part Number: PQX-9035101
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Engine Oil Sump Plate 1997-2008 Porsche 911 99-08, Boxster 97-08, Cayman 06-08, Engine Oil Sump Plate
Part Number: URO-015586
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Main Caps, Merlin III, 3-Center, Angled Outer Bolts, 4-Bolt, Chevrolet, Big Block, Each
Part Number: WRL-703370C
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Cylinder Sleeves, BOXED SLEEVE W/SEAL KIT
Part Number: MEL-CSL342FS
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 4.568 in. Bore I.D., 0.094 in. Wall Thickness, 12.500 in. Length, Each
Part Number: MEL-CSL431
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 4.750 in. Bore I.D., 0.125 in. Wall Thickness, 12.250 in. Length, Each
Part Number: MEL-CSL9014
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 7.864 in. Bore I.D., 0.133 in. Wall Thickness, 11.375 in. Length, Each
Part Number: MEL-CSL9095
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 5.750 in. Bore I.D., 0.157 in. Wall Thickness, 17.500 in. Length, Each
Part Number: MEL-CSL9157
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 4.875 in. Bore I.D., 0.125 in. Wall Thickness, 13.000 in. Length, Each
Part Number: MEL-CSL525
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 4.750 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each
Part Number: MEL-CSL565
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 5.063 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each
Part Number: MEL-CSL566
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Sleeve, Cast Iron, 5.125 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each
Part Number: MEL-CSL567
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
CYLINDER HEAD KIT STD YAM
Part Number: CLW-CH2001-K02
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
BTR MAIN STUD KIT - 4.5" LONG AND 4.75" LONG STUDS - BTR45475
Part Number: BTC-BTR45475
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
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