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Overview
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Part #: 10342HV
Made in USA. Melling high performance oil pumps provide dependable performance every time in every application under the toughest RPM conditions. The Melling 10342HV high performance oil pump is a high volume upgrade of the 10342. The 10342HV oil pump is designed specifically for the 5.7L and 6.1L HEMI and is supplied with exclusive rotors and features an anodized hard coated aluminum body and a phosphate coated cast iron cover for improved pump performance and durability. Adjustable by pass pressure using optional standard PSI and installed +10 PSI springs. The relief valve has a pressure adjustable screw in plug instead of a cup plug. The oil pump screen seal is included. Every Melling high performance oil pump is individually tested for pressure and flow under actual engine operating conditions.
Features:
- High volume high pressure performance upgrade of the 10342.
- Hardcoat anodized body with cast iron phosphate coated cover from improved pump performance and durability.
- stable by-pass pressure using supplied stock spring and +10 psi installed spring.
- The cup plugs have been replaced with threaded fittings.
- Uses a 1-1/8th" bolt on screen.
- Exclusive Rotor Set
10342HV High Performance, High Volume, High Pressure, Anodized Hardcoat Oil Pump With Gasket
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Melling |
| Part Number | M00L 10342HV |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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