View 10 Photos View 0 Videos Mack E7-300 Engine Block / Cylinder Block $500 USD This Mack E7 block is used and in good condition. Casting number 238GB5536M Please see pictures. If you have any questions feel free to give us a call or send us a message., Serial#:... ConditionUsedFits To Make(s)MackPart Number238GB5536M P-5659Stock NumberP-5659 MLS Number9767674CategoryEngine Blocks / Cylinder Blocks Last Updated3/10/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 17 Photos View 0 Videos Mack E7-300 Cylinder Head $500 USD Good used, visually inspected Block from a Mack E7 engine. Application, year, miles and/or hours are all unknown. Block has been inspected and all bearing surfaces look good. There are... ConditionUsedFits To Make(s)MackPart NumberP-10427Stock NumberP-10427 MLS Number11349222CategoryCylinder Heads Last Updated9/13/2025 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 25 Photos View 0 Videos Mack E7-300 Engine Block / Cylinder Block for a 2005 Freightliner M2 106 $500 USD Good, used block from a Mack E7-300 engine. The block has been visually inspected and is in good condition. The block has minor rust on the exterior. The bolt holes are clean and clear from... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2005Part Number220701-13Stock Number220701-13 MLS Number12246890CategoryEngine Blocks / Cylinder Blocks Last Updated9/13/2025 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Mack E7-300 Cylinder Head for a 2002 Mack LE613 $350 USD This Mack, E7-300, Front Cylinder Head is used and in good condition. Visually Inspected. Has NOT been tested. Casting Number on part is (732GB). Please see pictures. Please call or email... ConditionUsedFits To Make(s)MackFits To Model(s)LE613Will Fit Year(s)2002Part NumberP-4771Stock NumberP-4771 MLS Number9635281CategoryCylinder Heads Last Updated11/27/2025 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Mack E7-300 Rocker Arm for a 1999 Mack MR688S $300 USD Good Used, Mack, E7-300, Rocker Arm Assembly. Casting Number on part is (146GB335). Please see pictures. Please call or email with any questions., Serial#: 146GB335, Core Charge: 0.00,... ConditionUsedFits To Make(s)MackFits To Model(s)MR688SWill Fit Year(s)1999Part NumberP-4787Stock NumberP-4787 MLS Number9635297CategoryRocker Arms Last Updated12/18/2023 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Mack E7-300 Engine Oil Pump for a 1999 Mack MR688S $100 USD Good Used, Mack, E7-300, Oil Pump and Pickup Tube. Casting Number on Pump is (767GB54M) (767GB56M). Number on Pickup (497GB440). (Engine S/N#. 9d3767). Please see pictures. Please call or... ConditionUsedFits To Make(s)MackFits To Model(s)MR688SWill Fit Year(s)1999Part NumberP-4780Stock NumberP-4780 MLS Number9635290CategoryEngine Oil Pumps Last Updated12/18/2023 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Mack E7-300 Rod and Piston for 1999 Mack MR688S, Part # P-4774 $100 USD Good Used, Mack, E7-300, Rod and Piston, Casting Number on Rod is (F545). Number on Piston (P5 282H01) (182GC2223-BN). (Engine S/N#. 9d3767). Please see pictures. Please call or email with... ConditionUsedFits To Make(s)MackFits To Model(s)MR688SWill Fit Year(s)1999Part NumberP-4774Stock NumberP-4774 MLS Number9635284CategoryPistons & Rod Parts Last Updated3/21/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info