Spark Plugs - High Performance Twin Plug IGN R56 71A7 / IGN R56 71A7 /

Spark Plug Set (6pcs) - 5/8" Hex High Performance & Twin Plug Engine Applications (IGN R56 71A7)

NGK

$31.68

Shipping calculated at checkout.

High Performance NGK V Power Spark Plug with 5/8" hex

Our preferred spark plug for high compression twin plug applications. With a Slightly lower depth / reach in combustion chamber for clearance with high compression / high domed pistons.

Sold as a set of 6 plugs - 2 sets for twin plug application

Alternate Part Numbers:
R56 71A7 / R5671A7 / 4091

We Also Recommend

Porsche 911 Odyssey PC925L Battery Mount Kit (ELE BAT 911 69 73 PC925MNT PMS)

Odyssey Dual Battery Upgrade Kit For Porsche 911 1969 - 1973 / ELE 911 DBK PMS / ELE 911 DBK PMS / PMP 911DBK / PMP-911DBK / PMP.911DBK / PMP911DBK

Odyssey Dual Battery Upgrade Kit For Porsche 911 (1969 - 1973) (ELE BAT 911 DBK PMS)

Ignition Spark Plug Wire Holder - 6 Wire Holder For Twin Plug IGN 999 RSR SPWH 6 PMP / IGN 999 RSR SPWH 6 PMP / IGN-999-RSR-SPWH-6-PMP / IGN.999.RSR.SPWH.6.PMP / IGN999RSRSPWH6PMP

Ignition Spark Plug Wire Holder - 6 Wire Holder For Twin Plug (IGN 999 RSR SPWH 6 PMS)

Low Pressure Oil Indicator Gauge Warning Light Porsche 911 / 912 / 914 / 930 / 964 / 993 (ELE 901 741 702 01 PMS)

Porsche 911 / 930 RSR Twin Plug Ignition Spark Plug Wire Set IGN 911 609 050 TP PMP / IGN 911 609 050 TP PMP / IGN-911-609-050-TP-PMP / IGN.911.609.050.TP.PMP / IGN911609050TPPMP

Twin Plug Ignition Wire Set For Porsche 911 / 930 RSR (IGN 911 609 050 TP PMS)