
Mopar Performance
There's not much that can beat the rumble of a Dodge, Chrysler, or Plymouth muscle car. Those Mopars are legendary because they had horsepower to spare. From the legendary 426 Hemi crate engines to the 440 big block, Mopar had them all beat. Mopar Performance Parts are factory designed and tested by Chrysler engineers to provide maximum power, durability, and ease of installation. Today you can get Mopar Performance Parts to restore, build, or make your Mopar faster. JEGS has the Mopar Performance line of products at great prices ready to deliver to your door.
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At JEGS, our Mopar Performance collection delivers the power and reliability that muscle-car owners and restoration enthusiasts trust. Designed and engineered to exacting standards, these components make it easier than ever to bring your classic Chrysler, Dodge, or Plymouth back to life or build a modern monster from the ground up.
Whether youâre installing a brand-new engine or upgrading to a drop-in ready package, a Mopar crate engine dramatically simplifies the rebuild process. These crate engines are assembled, tested, and ready to install, saving you the hassle and uncertainty of sourcing individual parts, machining blocks, or assembling components.
For example, the often sought-after mopar 440 crate engine delivers a classic big-block experience great displacement, robust torque, and long-term durability. If you prefer turnkey power, a ready-to-go mopar 440 crate motor gives you reliable, street-ready performance with minimal prep work. Whether you're building a street cruiser or a weekend racer, these engines provide a proven foundation that balances raw muscle with dependable operation.
Shopping from the Mopar Performance category also gives you access to genuine OEM parts meaning you get precision-fit components engineered by the same minds that built the original engines. No matter your build goals, this collection helps you unlock the performance potential in your ride with confidence, craftsmanship, and convenience.
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![68277306AA Beehive Valve Spring for Mopar Gen III Hemi Engines [.625 in. Valve Lift]](https://www.jegs.com/images/mini_100/300/312/312-68277306aa.jpg)
MOPAR PERFORMANCE
68277306AA Beehive Valve Spring for Mopar Gen III Hemi Engines [.625 in. Valve Lift]
Part Number: 312-68277306AA
![68277306AA Beehive Valve Spring for Mopar Gen III Hemi Engines [.625 in. Valve Lift]](https://www.jegs.com/images/mini_200/300/312/312-68277306aa.jpg)
MOPAR PERFORMANCE
68277306AA Beehive Valve Spring for Mopar Gen III Hemi Engines [.625 in. Valve Lift]
Part Number: 312-68277306AA

MOPAR PERFORMANCE
A4 Aluminum Engine Block Fits W8, W9 or W9RP Cylinder Head
Part Number: 312-P5007466

MOPAR PERFORMANCE
A4 Aluminum Engine Block Fits W8, W9 or W9RP Cylinder Head
Part Number: 312-P5007466

MOPAR PERFORMANCE
Fan Shroud Fits: 1967-69 B-Body - Charger/Coronet/Satellite/Road Runner/GTX/Super Bee
Part Number: 312-P2785434

MOPAR PERFORMANCE
Fan Shroud Fits: 1967-69 B-Body - Charger/Coronet/Satellite/Road Runner/GTX/Super Bee
Part Number: 312-P2785434
![Flex Plate Crankshaft & Torque Convertor Bolts [(6) 7/16 in.-20 Crankshaft Bolts & (4) 5/16 in.-24 Torque Converter Bolts]](https://www.jegs.com/images/mini_100/300/312/312-p4876820.jpg)
MOPAR PERFORMANCE
Flex Plate Crankshaft & Torque Convertor Bolts [(6) 7/16 in.-20 Crankshaft Bolts & (4) 5/16 in.-24 Torque Converter Bolts]
Part Number: 312-P4876820
![Flex Plate Crankshaft & Torque Convertor Bolts [(6) 7/16 in.-20 Crankshaft Bolts & (4) 5/16 in.-24 Torque Converter Bolts]](https://www.jegs.com/images/mini_200/300/312/312-p4876820.jpg)
MOPAR PERFORMANCE
Flex Plate Crankshaft & Torque Convertor Bolts [(6) 7/16 in.-20 Crankshaft Bolts & (4) 5/16 in.-24 Torque Converter Bolts]
Part Number: 312-P4876820



































