1976 Ford P-400 Spark Plugs
Save up to 40% on original replacement 1976 Ford P-400 Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 1976 Ford P-400.






Spark Plug
$9.33
$6.07
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 Germany
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel





Spark Plug
$9.33
$6.07
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 Germany
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset





Spark Plug
$17.62
$10.86
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 Germany
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel
Original Center Electrode Material is Copper/Nickel





Spark Plug
$17.62
$10.86
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 Germany
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset







Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Gap 0.044in Part # WR5 OE Equivalent Design
Gap 0.044in Part # WR5 OE Equivalent Design







Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Pick-Up: Available for 8:30am Monday Sep. 22nd
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Gap 0.044in Stock# 2438 OE Equivalent Design
Gap 0.044in Stock# 2438 OE Equivalent Design







Spark Plug
$8.80
$6.75
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Part # UR4GP
Gap 0.044in Part # UR4GP







Spark Plug
$8.80
$6.75
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Stock# 2869
Gap 0.044in Stock# 2869







Spark Plug
$5.95
$6.75
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Part # UR45GP
Gap 0.060in Part # UR45GP







Spark Plug
$5.95
$6.75
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Stock# 3207
Gap 0.060in Stock# 3207







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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Part # UR4 OE Equivalent Design
Gap 0.044in Part # UR4 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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Stock# 6630 OE Equivalent Design
Gap 0.044in Stock# 6630 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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Part # UR45 OE Equivalent Design
Gap 0.060in Part # UR45 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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Stock# 6945 OE Equivalent Design
Gap 0.060in Stock# 6945 OE Equivalent Design







Spark Plug
$15.98
$13.81
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Part # UR4IX
Gap 0.044in Part # UR4IX







Spark Plug
$15.98
$13.81
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.044in Stock# 7401
Gap 0.044in Stock# 7401







Spark Plug
$15.98
$13.81
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: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Gap 0.044in Part # WR5IX
Gap 0.044in Part # WR5IX







Spark Plug
$15.98
$13.81
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: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Gap 0.044in Stock# 7510
Gap 0.044in Stock# 7510







Spark Plug
$13.82
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Part # UR45IX
Gap 0.060in Part # UR45IX







Spark Plug
$13.82
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.060in Stock# 7559
Gap 0.060in Stock# 7559

Spark Plug
$3.45
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours Monday Sep. 22nd
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Heavy Duty OE Style .030 Gap
Heavy Duty OE Style .030 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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
OE Style .044 Gap
OE Style .044 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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
OE Style .044 Gap
OE Style .044 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: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Light Duty OE Style .044 Gap
Light Duty OE Style .044 Gap

Spark Plug
$5.07
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
.044 Gap
.044 Gap

Spark Plug
$5.07
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
.044 Gap
.044 Gap

Spark Plug
$5.07
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: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Light Duty .044 Gap
Light Duty .044 Gap

Spark Plug
$8.48
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: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
.044 Gap
.044 Gap

Spark Plug
$8.48
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 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
.044 Gap
.044 Gap

Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Light Duty .044 Gap
Light Duty .044 Gap

Spark Plug
$10.20
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044 Gap

Spark Plug
$10.20
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044 Gap


Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
OE Style .044 Gap
OE Style .044 Gap


Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
OE Style .044 Gap
OE Style .044 Gap


Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Engine Base: 4.9L 4917cc 300ci L6 (4.00x3.98; 101.6x101.0);
Vehicle Fitment Notes:
Light Duty OE Style .044 Gap
Light Duty OE Style .044 Gap