1970 Pontiac GTO Spark Plugs
Save up to 40% on original replacement 1970 Pontiac GTO Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 1970 Pontiac GTO.








Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Gap 0.035in Part # XR4 OE Equivalent Design
Gap 0.035in Part # XR4 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Gap 0.035in Stock# 5858 OE Equivalent Design
Gap 0.035in Stock# 5858 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Gap 0.035in Part # XR4 OE Equivalent Design
Gap 0.035in Part # XR4 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Gap 0.035in Stock# 5858 OE Equivalent Design
Gap 0.035in Stock# 5858 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Gap 0.035in Part # XR4 OE Equivalent Design
Gap 0.035in Part # XR4 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Gap 0.035in Stock# 5858 OE Equivalent Design
Gap 0.035in Stock# 5858 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
Gap 0.035in Part # XR4 OE Equivalent Design
Gap 0.035in Part # XR4 OE Equivalent Design







Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
Gap 0.035in Stock# 5858 OE Equivalent Design
Gap 0.035in Stock# 5858 OE Equivalent Design

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
OE Style Ram air .035 Gap
OE Style Ram air .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
OE Style Ram air .035 Gap
OE Style Ram air .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
OE Style Except ram air .035 Gap
OE Style Except ram air .035 Gap

Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
OE Style Except ram air .035 Gap
OE Style Except ram air .035 Gap

Spark Plug
$5.07
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Except ram air .035 Gap
Except ram air .035 Gap

Spark Plug
$5.07
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Except ram air .035 Gap
Except ram air .035 Gap







Spark Plug
$2.71
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel







Spark Plug
$2.71
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel







Spark Plug
$2.71
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel







Spark Plug
$2.71
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel





Spark Plug
$4.51
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design





Spark Plug
$4.51
$3.34
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design

Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
With ram air .035 Gap
With ram air .035 Gap

Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
With ram air .035 Gap
With ram air .035 Gap

Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap

Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
.035 Gap
.035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Obsolete OE Style Replaces 75 With ram air .035 Gap
Obsolete OE Style Replaces 75 With ram air .035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Obsolete OE Style Replaces 75 With ram air .035 Gap
Obsolete OE Style Replaces 75 With ram air .035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 455ci V8;
Engine Base: 7.5L 455ci V8;
Vehicle Fitment Notes:
Obsolete OE Style Replaces 75 .035 Gap
Obsolete OE Style Replaces 75 .035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Engine Base: 7.5L 7456cc 455ci V8 (4.15x4.21; 105.4x107.0);
Vehicle Fitment Notes:
Obsolete OE Style Replaces 75 .035 Gap
Obsolete OE Style Replaces 75 .035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8;
Engine Base: 6.6L 400ci V8;
Vehicle Fitment Notes:
Obsolete Except ram air .035 Gap
Obsolete Except ram air .035 Gap


Spark Plug
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Engine Base: 6.6L 6555cc 400ci V8 (4.12x3.75; 104.7x95.3);
Vehicle Fitment Notes:
Obsolete Except ram air .035 Gap
Obsolete Except ram air .035 Gap