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NGK Spark Plugs

$63.20 $34.00

SKU: R5671A-9 Categories: ,

Description

Recommended for the Edelbrock and Batten aluminum heads. Compression ratios between 13.5 and greater. Max rpm 9800. Stroker small blocks between 390-440. Also recommended for big blocks up to 507 with a compression ratio between 12.5 and up. Recommended gap .032-.035. Priced per 8 plugs.