{"product_id":"melling-small-block-chevy-oil-pump-m155hv","title":"Melling Small Block Chevy Oil Pump (3\/4\" Opening) | High Volume \/ Standard Pressure | M155HV","description":"\u003cp\u003eThe Melling M155HV is a high-volume, standard-pressure replacement oil pump for the small-block Chevy. It is built to Melling's OE-grade standards for consistent oil delivery and durability in street and performance use. It moves about 25% more oil than a stock-volume pump to feed higher oil demand from performance bearings, lifters, and clearances.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVolume \/ Pressure: High Volume \/ Standard Pressure\u003c\/li\u003e\n\u003cli\u003eManufactured volume: 25% higher than stock\u003c\/li\u003e\n\u003cli\u003eManufactured pressure: approximately 70 psi relief (yellow spring)\u003c\/li\u003e\n\u003cli\u003ePressure spring options: optional 58 psi spring available\u003c\/li\u003e\n\u003cli\u003eGear\/rotor: billet steel shark-tooth gears\u003c\/li\u003e\n\u003cli\u003eHousing: cast iron\u003c\/li\u003e\n\u003cli\u003eEngine \/ application: small-block Chevy\u003c\/li\u003e\n\u003cli\u003ePart number: M155HV\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch5\u003eWhat engine does the Melling M155HV oil pump fit?\u003c\/h5\u003e\u003cp\u003eThe M155HV fits the small-block Chevy. Confirm your engine's oil pump style before ordering.\u003c\/p\u003e\u003ch5\u003eIs the M155HV a standard or high-volume oil pump?\u003c\/h5\u003e\u003cp\u003eMelling classifies the M155HV as high volume \/ standard pressure. The high-volume design moves about 25% more oil than a stock-volume pump.\u003c\/p\u003e\u003ch5\u003eDoes this pump include a pickup screen or tube?\u003c\/h5\u003e\u003cp\u003eNo. The M155HV is supplied as an oil pump; the pickup screen or tube is sold separately. Maintain Melling's recommended 3\/8 inch to 1\/2 inch screen-to-pan clearance on installation.\u003c\/p\u003e\u003ch5\u003eWhat is the difference between standard-volume and high-volume pumps?\u003c\/h5\u003e\u003cp\u003eA standard-volume pump matches factory oil flow, while a high-volume pump delivers more oil per revolution to support added bearing clearance, remote coolers, or high-rpm use.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What engine does the Melling M155HV oil pump fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The M155HV fits the small-block Chevy. Confirm your engine's oil pump style before ordering.\"}}, {\"@type\": \"Question\", \"name\": \"Is the M155HV a standard or high-volume oil pump?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Melling classifies the M155HV as high volume \/ standard pressure. The high-volume design moves about 25% more oil than a stock-volume pump.\"}}, {\"@type\": \"Question\", \"name\": \"Does this pump include a pickup screen or tube?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The M155HV is supplied as an oil pump; the pickup screen or tube is sold separately. Maintain Melling's recommended 3\/8 inch to 1\/2 inch screen-to-pan clearance on installation.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between standard-volume and high-volume pumps?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A standard-volume pump matches factory oil flow, while a high-volume pump delivers more oil per revolution to support added bearing clearance, remote coolers, or high-rpm use.\"}}]}\u003c\/script\u003e","brand":"Melling","offers":[{"title":"Default Title","offer_id":41305706004528,"sku":"BCBC_M155HV","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9548\/3440\/files\/MELM155HV.jpg?v=1712936690","url":"https:\/\/berryperformancesales.com\/products\/melling-small-block-chevy-oil-pump-m155hv","provider":"Berry Performance Sales","version":"1.0","type":"link"}