1966 Humber Imperial Spark Plug
Browse our online catalogue to find original replacement Spark Plugs specifically designed to fit a 1966 Humber Imperial.



1966 Humber Imperial Spark Plug
$6.05
Limited Stock
Condition: New
Ships: Monday Oct. 5th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Vehicle Fitment Notes:
.025 Gap
.025 Gap





1966 Humber Imperial Spark Plug
$4.00
10+ In Stock
Condition: New
Ships: Monday Oct. 5th
Pick-Up: Ready in 1 Hour Monday Oct. 5th
Pick-Up: Ready in 1 Hour Monday Oct. 5th
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Equipped With:
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Vehicle Fitment Notes:
Resistor Type Gap 0.025 (in) Boxed Product Resistor Plug Plug Type Number RN9YC
Resistor Type Gap 0.025 (in) Boxed Product Resistor Plug Plug Type Number RN9YC

1966 Humber Imperial Spark Plug
$4.45
10+ In Stock
Condition: New
Ships: Monday Oct. 5th
Pick-Up: Ready in 1 Hour Monday Oct. 5th
Pick-Up: Ready in 1 Hour Monday Oct. 5th
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Equipped With:
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Vehicle Fitment Notes:
Non-Resistor Type Gap 0.025 (in) Non-Resistor Plug Plug Type Number N9YC
Non-Resistor Type Gap 0.025 (in) Non-Resistor Plug Plug Type Number N9YC



1966 Humber Imperial Spark Plug
$3.82
10+ In Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Equipped With:
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Vehicle Fitment Notes:
Resistor Type Gap 0.025 (in) Card of 1 Resistor Plug Plug Type Number RN9YC
Resistor Type Gap 0.025 (in) Card of 1 Resistor Plug Plug Type Number RN9YC

1966 Humber Imperial Spark Plug
$4.05
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Vehicle Fitment Notes:
OE Style .025"/0.6mm
OE Style .025"/0.6mm
1966 Humber Imperial Spark Plug
$2.77
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Vehicle Fitment Notes:
.025"/0.6mm
.025"/0.6mm

1966 Humber Imperial Spark Plug
$8.47
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Vehicle Fitment Notes:
.025 Gap
.025 Gap

1966 Humber Imperial Spark Plug
$10.20
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .025 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .025 Gap



1966 Humber Imperial Spark Plug
$9.87
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Equipped With:
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Vehicle Fitment Notes:
Gap 0.025 (in) Resistor Plug Plug Type Number RN9PYP
Gap 0.025 (in) Resistor Plug Plug Type Number RN9PYP



1966 Humber Imperial Spark Plug
$12.64
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1966 Humber Imperial
Equipped With:
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Engine Base: 3.0L 2965cc (181CID) L6 Bore 87.3cm (3.44in.) Stroke 82.5cm (3.25in.);
Vehicle Fitment Notes:
Gap 0.025 (in) Plug Type Number RN8WYPB3
Gap 0.025 (in) Plug Type Number RN8WYPB3