{"product_id":"manley-chrysler-hemi-6-4l-1-654-race-master-exhaust-valves-set-of-8","title":"Manley Race Master Exhaust Valves – Chrysler Hemi 6.4L (1.654) | Set of 8","description":"\u003cp\u003eEngine builders working with Chrysler Hemi 6.4L (1.654) can use this Race Master exhaust valve family to choose the required valve dimensions while staying within the correct Manley application group. The parent listing is distinguished by \u003cstrong\u003eSet of 8\u003c\/strong\u003e, which should be cross-checked against the rest of the engine combination.\u003c\/p\u003e\u003cp\u003eIf the Chrysler Hemi 6.4L (1.654) cylinder head has been ported, fitted with oversized seats, or changed from its original valvetrain layout, confirm the required valve measurements after machining rather than using a stock-size assumption.\u003c\/p\u003e\u003ch3\u003eKey Product Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Chrysler Hemi 6.4L (1.654)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManley Series:\u003c\/strong\u003e Race Master\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Position:\u003c\/strong\u003e Exhaust\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitle Specification:\u003c\/strong\u003e Set of 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family Detail:\u003c\/strong\u003e Race Series application focus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 12331B-8\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Quantity\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSet of 8 valves.\u003c\/strong\u003e The selected configuration is supplied as a 8-piece valve package. This quantity applies to the selected Manley SKU family shown on this product page.\u003c\/p\u003e\u003ch3\u003eSelection \u0026amp; Fitment Notes\u003c\/h3\u003e\u003cp\u003eUse the finished cylinder-head setup as the authority for selection. Oversize valves or alternate lengths may require machining and can affect installed height and valvetrain geometry.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProfessional engine assembly and measurement are recommended. Product specifications should be confirmed against the selected Manley part number and the requirements of the exact engine build.\u003c\/em\u003e\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":50194906349818,"sku":"MAN12331B-8","price":202.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/fec5f7dba71aff461c53f7b003c4211fL_ae06c62a-96e2-4d49-b12e-609578390044.jpg?v=1787979028","url":"https:\/\/lgcracing.com\/products\/manley-chrysler-hemi-6-4l-1-654-race-master-exhaust-valves-set-of-8","provider":"Legacy Racing","version":"1.0","type":"link"}