{"product_id":"boundary-91-00-mazda-miata-1-6l-1-8l-non-vvt-martenwear-oil-pump-assembly","title":"Boundary MartenWear Oil Pump for 1991-2000 Mazda Miata BP","description":"\u003ch4\u003eSupport a high-RPM BP build with a treated billet pump gear\u003c\/h4\u003e\u003cp\u003eBoundary BP-S1-M is a complete oil pump assembly for 1991-2000 Mazda Miata BP 1.6L and 1.8L non-VVT engines. The assembled pump uses Boundary's billet steel gear with MartenWear treatment for builders who need a direct replacement oiling foundation rather than a loose gear set.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eComplete assembled oil pump for BP non-VVT engines\u003c\/li\u003e\n\u003cli\u003eBillet steel pump gear\u003c\/li\u003e\n\u003cli\u003eMartenWear treated gear surface\u003c\/li\u003e\n\u003cli\u003eIntended for 1991-2000 Mazda Miata 1.6L and 1.8L BP engines\u003c\/li\u003e\n\u003cli\u003ePrecision-machined performance replacement\u003c\/li\u003e\n\u003cli\u003eEngine assembly and clearances must be checked by the builder\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eApplication Type\u003c\/th\u003e\n\u003cth\u003eRequirements\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eEngine-family specific\u003c\/td\u003e\n\u003ctd\u003eNo year-make-model fitment applies. Confirm the exact engine family, oil-pump housing, crank drive, clearances, pressure requirements, and complete build specification.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number\u003c\/td\u003e\n\u003ctd\u003eBP-S1-M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Family\u003c\/td\u003e\n\u003ctd\u003eMazda BP 1.6L and 1.8L non-VVT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eComplete oil pump assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear Material\u003c\/td\u003e\n\u003ctd\u003eBillet steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGear Treatment\u003c\/td\u003e\n\u003ctd\u003eMartenWear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Scope\u003c\/td\u003e\n\u003ctd\u003e1991-2000 Mazda Miata BP non-VVT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOne complete MartenWear-treated oil pump assembly\u003c\/li\u003e\n\u003cli\u003eCrankshaft seal, pickup tube, pan gasket, fluids, and engine-specific installation consumables are not confirmed as included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout Boundary\u003c\/h4\u003e\u003cp\u003eBoundary engineers application-specific components around exact dimensions, materials, and operating requirements. Use the complete manufacturer part number and application data when matching companion parts or service procedures.\u003c\/p\u003e\u003ch4\u003eRelated Parts\u003c\/h4\u003e\u003cul\u003e\u003cli\u003eNo internal product link is included because related components must match the exact vehicle or engine, axle position, dimensions, and service configuration.\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eFAQ\u003c\/h4\u003e\u003cstrong\u003eWhat is the BP-S1-M?\u003c\/strong\u003e\u003cp\u003eIt is the exact Boundary oil pump assembly configuration described by the specifications and application table on this page.\u003c\/p\u003e\u003cstrong\u003eIs this sold as a complete vehicle set?\u003c\/strong\u003e\u003cp\u003eOnly the components listed in the What's Included section are supplied. Quantities and companion parts must be confirmed before installation.\u003c\/p\u003e\u003cstrong\u003eCan fitment be selected by appearance?\u003c\/strong\u003e\u003cp\u003eNo. Match the part number and every application, position, dimension, engine, and configuration requirement.\u003c\/p\u003e\u003cstrong\u003eIs professional installation recommended?\u003c\/strong\u003e\u003cp\u003eYes. Suspension, engine-oiling, and brake work affects vehicle safety or engine durability and should be completed by a qualified technician.\u003c\/p\u003e\u003cstrong\u003eAre unrelated seals, fluids, or tools included?\u003c\/strong\u003e\u003cp\u003eNo. Consumables, fluids, tools, and unlisted companion components must be sourced separately.\u003c\/p\u003e\u003cstrong\u003eShould paired components be serviced together?\u003c\/strong\u003e\u003cp\u003eFollow the vehicle and manufacturer service procedure. Axle-side suspension and brake components are commonly inspected and serviced in pairs.\u003c\/p\u003e\u003cstrong\u003eDoes the finish change compatibility?\u003c\/strong\u003e\u003cp\u003eNo. Finish describes corrosion, heat, or appearance characteristics; compatibility still depends on the exact configuration.\u003c\/p\u003e\u003cstrong\u003eWhat should be checked after installation?\u003c\/strong\u003e\u003cp\u003eVerify fastener torque, clearances, leaks or fluid level where applicable, and correct operation before normal use.\u003c\/p\u003e\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\u003col\u003e\n\u003cli\u003eConfirm the engine family, pump drive, housing, clearances, and oiling-system requirements with the engine builder before assembly.\u003c\/li\u003e\n\u003cli\u003eReview the current manufacturer and vehicle service instructions and gather all required replacement fasteners, seals, fluids, and tools.\u003c\/li\u003e\n\u003cli\u003eSupport the vehicle or engine safely and remove the original component without damaging mating surfaces, sensors, lines, or adjacent hardware.\u003c\/li\u003e\n\u003cli\u003eCompare the new part with the removed component and verify every mount, dimension, connection, and supplied component before installation.\u003c\/li\u003e\n\u003cli\u003eInstall the part in the specified orientation and tighten fasteners in the documented sequence and torque stages.\u003c\/li\u003e\n\u003cli\u003eComplete any required bleeding, priming, alignment, calibration, or leak check, then inspect the installation again after the initial service cycle.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Boundary","offers":[{"title":"Default Title","offer_id":68119837048911,"sku":"BOUBP-S1-M","price":446.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/bak-BP-S1-M-oil-pump-assembly-01.webp?v=1794457489","url":"https:\/\/www.blackopsautoworks.com\/products\/boundary-91-00-mazda-miata-1-6l-1-8l-non-vvt-martenwear-oil-pump-assembly","provider":"Black Ops Auto Works","version":"1.0","type":"link"}