NGK Spark Plugs

$63.20 $34.00

Out of stock

SKU: R5671A-10 Categories: ,


Recommended for the Edelbrock and Batten aluminum heads. Nitrous Oxide with compression ratios between 13.5 and greater. Max rpm 9800. Stroker small blocks between 390-440. Also recommended for Nitrous Oxide big blocks up to 507 with a compression ratio 12.5 and up. Recommended gap .028 to .032. Priced per 8 plugs.