As an Amazon Associate, we earn from qualifying purchases. NGK R5671A-8 Spark Plug for Sprint 305 Racing Engines, Set of 8 NGK . 9100078 Gallery Attributes Brand name, Manufacturer name, Manufacturer, Attribute00, Attribute01NGK Attribute02Gasket Attribute03.75" Attribute04Non-projected Attribute058 Attribute06Nickel Alloy Attribute07Kit AttributeKey00, AttributeKey01Brand AttributeKey02Spark Plug Seat Style AttributeKey03Spark Plug Reach AttributeKey04Insulator Type AttributeKey05Spark Plug Heat Range AttributeKey06Tip Material AttributeKey07Sold in Quantity Extra Product NameNGK R5671A-8 Spark Plug for Sprint 305 Racing Engines, Set of 8 keywordsNGK Spark Plugs, Spark Plugs, NGK , Speedway Motors 9100078 Spark Plugs, Speedway 9100078 moq, multiple, tierMinQty11 MPN, SKU9100078 qtyInStock-2 qtySourceFieldMap snippetNGK R5671A-8 Spark Plug for Sprint 305 Racing Engines, Set of 8 made by NGK, for as low as $51.12. Order ships free when this item is included and exceeds $149. tierPrice151.12 Distributor offers SellerSKUMOQIn stockMultiplePrices speedwaymotors.com91000781-211 @ $51.12