1956 Nash Ambassador Custom Spark Plug
Browse our online catalogue to find original replacement Spark Plugs specifically designed to fit a 1956 Nash Ambassador Custom.





1956 Nash Ambassador Custom Spark Plug
$3.83
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Boxed Product Resistor Plug Plug Type Number RN12YC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Boxed Product Resistor Plug Plug Type Number RN12YC





1956 Nash Ambassador Custom Spark Plug
$3.83
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Boxed Product Resistor Plug Plug Type Number RN12YC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Boxed Product Resistor Plug Plug Type Number RN12YC

1956 Nash Ambassador Custom Spark Plug
$4.67
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Non-Resistor Type Gap 0.035 (in) Plug Type Number N12YC
3/4 (in) Reach Spark Plugs Non-Resistor Type Gap 0.035 (in) Plug Type Number N12YC

1956 Nash Ambassador Custom Spark Plug
$4.67
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Non-Resistor Type Gap 0.035 (in) Plug Type Number N12YC
3/4 (in) Reach Spark Plugs Non-Resistor Type Gap 0.035 (in) Plug Type Number N12YC



1956 Nash Ambassador Custom Spark Plug
$6.35
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PMC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PMC



1956 Nash Ambassador Custom Spark Plug
$6.35
10+ In Stock
Condition: New
Ships: Today, Sep. 29th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PMC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PMC



1956 Nash Ambassador Custom Spark Plug
$4.74
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 6
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Vehicle Fitment Notes:
with Stock Cast Iron Head Gap 0.030 (in) Plug Type Number RJ18YC
with Stock Cast Iron Head Gap 0.030 (in) Plug Type Number RJ18YC

1956 Nash Ambassador Custom Spark Plug
$5.65
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 6
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Vehicle Fitment Notes:
with Aluminum Head Gap 0.030 (in) Plug Type Number RH18Y
with Aluminum Head Gap 0.030 (in) Plug Type Number RH18Y

1956 Nash Ambassador Custom Spark Plug
$5.65
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
7/16 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RH18Y
7/16 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RH18Y

1956 Nash Ambassador Custom Spark Plug
$5.65
In Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
7/16 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RH18Y
7/16 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RH18Y



1956 Nash Ambassador Custom Spark Plug
$3.19
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
1956 Nash Ambassador Custom Spark Plug
$2.93
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap

1956 Nash Ambassador Custom Spark Plug
$3.19
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Vehicle Fitment Notes:
Non-Resistor Plug OE Style .030 Gap
Non-Resistor Plug OE Style .030 Gap
1956 Nash Ambassador Custom Spark Plug
$2.93
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Vehicle Fitment Notes:
Non-Resistor Plug OE Style .030 Gap
Non-Resistor Plug OE Style .030 Gap

1956 Nash Ambassador Custom Spark Plug
$3.46
Out of Stock
Condition: New
Required Per Vehicle: 6
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Engine Base: 4.2L 4140cc (253CID) L6 Bore 88.9cm (3.50in.) Stroke 111.1cm (4.38in.);
Vehicle Fitment Notes:
Resistor Plug .030 Gap
Resistor Plug .030 Gap

1956 Nash Ambassador Custom Spark Plug
$3.46
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap

1956 Nash Ambassador Custom Spark Plug
$3.74
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Card of 1 Resistor Plug Plug Type Number RN12YC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Card of 1 Resistor Plug Plug Type Number RN12YC

1956 Nash Ambassador Custom Spark Plug
$3.74
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Card of 1 Resistor Plug Plug Type Number RN12YC
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Card of 1 Resistor Plug Plug Type Number RN12YC



1956 Nash Ambassador Custom Spark Plug
$10.08
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Engine Base: 4.1L 4097cc 250ci V8 (3.50x3.25; 88.9x82.5);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PYP
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PYP



1956 Nash Ambassador Custom Spark Plug
$10.08
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1956 Nash Ambassador Custom
Equipped With:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PYP
3/4 (in) Reach Spark Plugs Gap 0.035 (in) Plug Type Number RN14PYP