{"product_id":"spec-miata-engine-build-na-nb-miata","title":"Spec Miata Engine Build - NA\/NB Miata","description":"\u003cp\u003eThis is the engine build I do for Spec Miata racers: your NA or NB engine rebuilt with Mazda OEM internals to the letter of the Spec Miata Law, machined and put together to the class rules. It's offered for the 1.6 (SNC and LNC), the 1.8 BP, the NB1 BP4W and the NB2 VVT.\u003c\/p\u003e\n\u003cp\u003eEvery build follows the current SCCA Spec Miata engine rules.\u003c\/p\u003e\n\u003cp\u003eThe build includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMachine work to class rules\u003c\/li\u003e\n\u003cli\u003eNew piston rings\u003c\/li\u003e\n\u003cli\u003eMain, rod and thrust bearings\u003c\/li\u003e\n\u003cli\u003eMazda OEM oil pump\u003c\/li\u003e\n\u003cli\u003eMazda OEM head gasket and a complete genuine gasket set\u003c\/li\u003e\n\u003cli\u003eGates water pump and Gates timing belt kit\u003c\/li\u003e\n\u003cli\u003eEngine freeze plug kit and oil galley plug kit\u003c\/li\u003e\n\u003cli\u003eReplacement timing covers\u003c\/li\u003e\n\u003cli\u003eNGK spark plugs\u003c\/li\u003e\n\u003cli\u003eOEM crank bolt and crank key\u003c\/li\u003e\n\u003cli\u003eMazda OEM VVT rebuild kit on the NB2\u003c\/li\u003e\n\u003cli\u003eAssembly and break in procedure\u003c\/li\u003e\n\u003cli\u003eValve cover powder coated in your color of choice\u003c\/li\u003e\n\u003cli\u003eAll raw aluminum components vapor honed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCores can either be supplied by us, or you can supply us with a core. Customers who supply a core are liable for any engine components that are found to be damaged (i.e. scored crank, bent valves, melted pistons, etc.). If Napp Motorsports supplies the core, any damaged internals that are found during the build process are replaced at no cost to the customer.\u003c\/p\u003e\n\u003cp\u003ePayment is split in two. 50% is charged at checkout as your deposit. The remaining 50% is charged to the same card when your engine is complete. Shipping is invoiced separately.\u003c\/p\u003e\n\u003cp\u003eShipping is charged on a separate invoice when your engine is complete.\u003c\/p\u003e\n\u003cp\u003eLead time is approximately 4 weeks from the time an engine core is in-hand. Any extensions beyond that will be communicated as early as possible.\u003c\/p\u003e\n\u003cp\u003eEngine builds are excluded from the return policy.\u003c\/p\u003e","brand":"Napp Motorsports","offers":[{"title":"1.6 B6 Short Nose \/ Yes","offer_id":67925597487303,"sku":null,"price":6245.0,"currency_code":"USD","in_stock":true},{"title":"1.6 B6 Short Nose \/ No","offer_id":67925597520071,"sku":null,"price":7745.0,"currency_code":"USD","in_stock":true},{"title":"1.6 B6 Long Nose \/ Yes","offer_id":67925597552839,"sku":null,"price":6245.0,"currency_code":"USD","in_stock":true},{"title":"1.6 B6 Long Nose \/ No","offer_id":67925597585607,"sku":null,"price":7745.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP (NA8) \/ Yes","offer_id":67925597618375,"sku":null,"price":6245.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP (NA8) \/ No","offer_id":67925597651143,"sku":null,"price":7745.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP4W (NB1) \/ Yes","offer_id":67925597683911,"sku":null,"price":6245.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP4W (NB1) \/ No","offer_id":67925597716679,"sku":null,"price":8045.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP6D VVT (NB2) \/ Yes","offer_id":67925597749447,"sku":null,"price":6245.0,"currency_code":"USD","in_stock":true},{"title":"1.8 BP6D VVT (NB2) \/ No","offer_id":67925597782215,"sku":null,"price":8045.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/3659\/5143\/files\/B3CAE018-F3DF-4E80-B204-FD8981D03804.jpg?v=1792093806","url":"https:\/\/www.nappmotorsports.com\/products\/spec-miata-engine-build-na-nb-miata","provider":"Napp Motorsports","version":"1.0","type":"link"}