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Autolite Spark Plugs Spark Plug 303

Brand: Autolite Spark Plugs
0 reviews
  • Have a product question? Ask us
  • Part Number: 303
  • Part Location: U.S.
  • Availability: 48 In Stock
  • Delivery: Ships Out in 1 - 2 Business Days
  • If purchased before 12:00 EDT - estimated delivery by May 27
Retail: $4.19
Price: $3.99
You Save: $0.20
This product has a minimum quantity of 4
Electrode Core Material
Copper
Electrode Tip Material
Nickel Alloy
Electrode Type
OEM
Insulator Type
Non-Projected
Quantity
Single
Reach
3/8 Inch
Resistor
Yes
Seat Type
Gasket
Thread Size (IN)
0.551 Inch
Thread Size (MM)
14 Millimeter
Wrench Diameter
13/16 Inch
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Autolite Spark Plugs Spark Plug

Spark Plug; Resistor Copper; OE Replacement

MPN: 303

Since its inception, the Autolite ® brand has provided the automotive aftermarket and Original Equipment manufacturers the highest quality ignition products. We have been in operation for over 100 years and have produced more than 11 billion spark plugs and glow plugs. Our plugs are specifically designed for each application to meet or exceed OE quality and performance. Autolite makes plugs for Japanese, European and Korean cars as well as plugs for Lawn and Garden and Power Sports. As a leading supplier of spark plugs, ignition wire sets and Coil-on-Plug boots, the Autolite brand has the right ignition products for your vehicle, regardless of make or model, import or domestic.
Resistor: Yes
Electrode Type: OEM
Electrode Core Material: Copper
Electrode Tip Material: Nickel Alloy
Insulator Type: Non-Projected
Thread Size (IN): 0.551 Inch
Thread Size (MM): 14 Millimeter
Reach: 3/8 Inch
Seat Type: Gasket
Wrench Diameter: 13/16 Inch
Quantity: Single

Features

  • Copper-Glass Seal Bonds Insulator, Terminal Post Center Electrode Together; Assures Full Required Voltage At Spark Gap; Gas-Tight Seal (100 Percent Leak Proof)
  • Multi-Rib Insulator Reduces Danger Of "Flash-Over"
  • One-Piece Terminal Post Adds Strength
  • Cold-Formed Steel Shell Precision Rolled Threads
  • Full Copper Core Electrode Provides Better Performance In All Conditions
  • Guaranteed To Deliver Quick Starts, Good Fuel Economy And Smooth Acceleration
  • Resistor Reduces Radio Frequency Interference (RFI) And Electrode Erosion
  • Limited 2 Year Warranty
Specifications of Autolite Spark Plugs Spark Plug 303
Electrode Core Material Copper
Electrode Tip Material Nickel Alloy
Electrode Type OEM
Insulator Type Non-Projected
Quantity Single
Reach 3/8 Inch
Resistor Yes
Seat Type Gasket
Thread Size (IN) 0.551 Inch
Thread Size (MM) 14 Millimeter
Wrench Diameter 13/16 Inch

1954 Chevrolet 1500

1959 Chevrolet 3B

1959 Chevrolet 3C

1959 Chevrolet 3D

1959 Chevrolet 3E

1959 Chevrolet 3F

1959 Chevrolet 3G

1959 Chevrolet Bel Air
1960 Chevrolet Bel Air

1946 Chevrolet BK

1969 Chevrolet Blazer
1970 Chevrolet Blazer

1960 Chevrolet C10 Panel
1961 Chevrolet C10 Panel
1962 Chevrolet C10 Panel

1960 Chevrolet C10 Pickup
1961 Chevrolet C10 Pickup
1962 Chevrolet C10 Pickup

1966 Chevrolet C10 Pickup
1967 Chevrolet C10 Pickup
1968 Chevrolet C10 Pickup
1969 Chevrolet C10 Pickup
1970 Chevrolet C10 Pickup

1967 Chevrolet C10 Suburban
1968 Chevrolet C10 Suburban
1969 Chevrolet C10 Suburban
1970 Chevrolet C10 Suburban

1960 Chevrolet C20 Pickup
1961 Chevrolet C20 Pickup
1962 Chevrolet C20 Pickup

1966 Chevrolet C20 Pickup
1967 Chevrolet C20 Pickup
1968 Chevrolet C20 Pickup
1969 Chevrolet C20 Pickup
1970 Chevrolet C20 Pickup

1967 Chevrolet C20 Suburban
1968 Chevrolet C20 Suburban
1969 Chevrolet C20 Suburban
1970 Chevrolet C20 Suburban

1960 Chevrolet C30 Panel
1961 Chevrolet C30 Panel
1962 Chevrolet C30 Panel

1960 Chevrolet C30 Pickup
1961 Chevrolet C30 Pickup
1962 Chevrolet C30 Pickup

1966 Chevrolet C30 Pickup
1967 Chevrolet C30 Pickup
1968 Chevrolet C30 Pickup
1969 Chevrolet C30 Pickup
1970 Chevrolet C30 Pickup

1953 Chevrolet Corvette
1954 Chevrolet Corvette

1964 Chevrolet El Camino
1965 Chevrolet El Camino
1966 Chevrolet El Camino
1967 Chevrolet El Camino
1968 Chevrolet El Camino
1969 Chevrolet El Camino
1970 Chevrolet El Camino

1970 Chevrolet G10 Van

1970 Chevrolet G20 Van

1970 Chevrolet G30 Van

1960 Chevrolet K10 Pickup
1961 Chevrolet K10 Pickup
1962 Chevrolet K10 Pickup

1966 Chevrolet K10 Pickup
1967 Chevrolet K10 Pickup
1968 Chevrolet K10 Pickup
1969 Chevrolet K10 Pickup
1970 Chevrolet K10 Pickup

1967 Chevrolet K10 Suburban
1968 Chevrolet K10 Suburban
1969 Chevrolet K10 Suburban
1970 Chevrolet K10 Suburban

1967 Chevrolet K20 Panel

1960 Chevrolet K20 Pickup
1961 Chevrolet K20 Pickup
1962 Chevrolet K20 Pickup

1966 Chevrolet K20 Pickup
1967 Chevrolet K20 Pickup
1968 Chevrolet K20 Pickup
1969 Chevrolet K20 Pickup
1970 Chevrolet K20 Pickup

1967 Chevrolet K20 Suburban
1968 Chevrolet K20 Suburban
1969 Chevrolet K20 Suburban
1970 Chevrolet K20 Suburban

1968 Chevrolet K30 Pickup
1969 Chevrolet K30 Pickup

1960 Chevrolet P10 Series
1961 Chevrolet P10 Series
1962 Chevrolet P10 Series

1960 Chevrolet P20 Series
1961 Chevrolet P20 Series
1962 Chevrolet P20 Series

1970 Chevrolet P20 Van

1960 Chevrolet P30 Series
1961 Chevrolet P30 Series
1962 Chevrolet P30 Series

1970 Chevrolet P30 Van

1947 Chevrolet Sedan Delivery
1948 Chevrolet Sedan Delivery
1949 Chevrolet Sedan Delivery
1950 Chevrolet Sedan Delivery
1951 Chevrolet Sedan Delivery

1953 Chevrolet Sedan Delivery
1954 Chevrolet Sedan Delivery
1955 Chevrolet Sedan Delivery
1956 Chevrolet Sedan Delivery
1957 Chevrolet Sedan Delivery
1958 Chevrolet Sedan Delivery

1960 Chevrolet Suburban
1961 Chevrolet Suburban
1962 Chevrolet Suburban

1966 Chevrolet Suburban

1946 Chevrolet Truck
1947 Chevrolet Truck
1948 Chevrolet Truck
1949 Chevrolet Truck
1950 Chevrolet Truck
1951 Chevrolet Truck
1952 Chevrolet Truck
1953 Chevrolet Truck
1954 Chevrolet Truck
1955 Chevrolet Truck
1956 Chevrolet Truck
1957 Chevrolet Truck
1958 Chevrolet Truck

1960 Chevrolet Truck

1957 Dodge Coronet
1958 Dodge Coronet
1959 Dodge Coronet

1957 Dodge Custom
1958 Dodge Custom

1953 GMC 100
1954 GMC 100
1955 GMC 100
1956 GMC 100
1957 GMC 100
1958 GMC 100
1959 GMC 100

1947 GMC 100-22
1948 GMC 100-22
1949 GMC 100-22

1953 GMC 100-22
1954 GMC 100-22
1955 GMC 100-22

1953 GMC 100-24
1954 GMC 100-24

1960 GMC 1000 Series
1961 GMC 1000 Series
1962 GMC 1000 Series

1953 GMC 150
1954 GMC 150
1955 GMC 150
1956 GMC 150
1957 GMC 150
1958 GMC 150
1959 GMC 150

1947 GMC 150-22
1948 GMC 150-22
1949 GMC 150-22

1953 GMC 150-22
1954 GMC 150-22
1955 GMC 150-22

1953 GMC 150-24
1954 GMC 150-24

1960 GMC 1500 Series
1961 GMC 1500 Series
1962 GMC 1500 Series

1953 GMC 250
1954 GMC 250
1955 GMC 250
1956 GMC 250
1957 GMC 250
1958 GMC 250
1959 GMC 250

1953 GMC 250-22
1954 GMC 250-22
1955 GMC 250-22

1953 GMC 250-24
1954 GMC 250-24

1960 GMC 2500 Series
1961 GMC 2500 Series
1962 GMC 2500 Series

1953 GMC 280-22
1954 GMC 280-22
1955 GMC 280-22

1953 GMC 300
1954 GMC 300
1955 GMC 300
1956 GMC 300
1957 GMC 300
1958 GMC 300
1959 GMC 300

1953 GMC 300-24
1954 GMC 300-24

1960 GMC 3000
1961 GMC 3000
1962 GMC 3000

1953 GMC 350-24
1954 GMC 350-24

1953 GMC 350-27
1954 GMC 350-27

1955 GMC 350-8
1956 GMC 350-8
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1958 GMC 350-8
1959 GMC 350-8

1960 GMC 3500
1961 GMC 3500
1962 GMC 3500

1953 GMC 370
1954 GMC 370
1955 GMC 370
1956 GMC 370
1957 GMC 370
1958 GMC 370
1959 GMC 370

1967 GMC C15/C1500 Pickup
1968 GMC C15/C1500 Pickup
1969 GMC C15/C1500 Pickup
1970 GMC C15/C1500 Pickup

1967 GMC C15/C1500 Suburban
1968 GMC C15/C1500 Suburban
1969 GMC C15/C1500 Suburban
1970 GMC C15/C1500 Suburban

1967 GMC C25/C2500 Pickup
1968 GMC C25/C2500 Pickup
1969 GMC C25/C2500 Pickup
1970 GMC C25/C2500 Pickup

1968 GMC C25/C2500 Suburban
1969 GMC C25/C2500 Suburban
1970 GMC C25/C2500 Suburban

1967 GMC C35/C3500 Pickup
1968 GMC C35/C3500 Pickup
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1970 GMC C35/C3500 Pickup

1942 GMC CC100
1943 GMC CC100
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1946 GMC CC100
1947 GMC CC100

1945 GMC CC101
1946 GMC CC101
1947 GMC CC101

1945 GMC CC102
1946 GMC CC102
1947 GMC CC102

1942 GMC CC150
1943 GMC CC150
1944 GMC CC150
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1942 GMC CC250
1943 GMC CC250
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1942 GMC CC260

1946 GMC CC260
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1942 GMC CC300

1942 GMC CCV100
1943 GMC CCV100
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1942 GMC CCX250
1943 GMC CCX250
1944 GMC CCX250
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1942 GMC EC100
1943 GMC EC100
1944 GMC EC100
1945 GMC EC100
1946 GMC EC100
1947 GMC EC100

1945 GMC EC101
1946 GMC EC101
1947 GMC EC101

1945 GMC EC102
1946 GMC EC102
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1942 GMC EC150
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1944 GMC EC150
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1946 GMC EC150
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1945 GMC EC152
1946 GMC EC152
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1947 GMC EC250

1947 GMC EC251

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1946 GMC EF350

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1947 GMC FC280
1948 GMC FC280
1949 GMC FC280

1947 GMC FC281
1948 GMC FC281
1949 GMC FC281

1947 GMC FC283

1947 GMC FC300
1948 GMC FC300
1949 GMC FC300

1947 GMC FC350
1948 GMC FC350
1949 GMC FC350

1947 GMC FCS300
1948 GMC FCS300
1949 GMC FCS300

1947 GMC FCS350
1948 GMC FCS350
1949 GMC FCS350

1947 GMC FF350
1948 GMC FF350
1949 GMC FF350

1949 GMC FP152

1967 GMC G15/G1500 Van

1967 GMC G25/G2500 Van

1970 GMC G25/G2500 Van

1970 GMC G35/G3500 Van

1970 GMC Jimmy

1967 GMC K15/K1500 Pickup
1968 GMC K15/K1500 Pickup
1969 GMC K15/K1500 Pickup
1970 GMC K15/K1500 Pickup

1967 GMC K15/K1500 Suburban
1968 GMC K15/K1500 Suburban
1969 GMC K15/K1500 Suburban
1970 GMC K15/K1500 Suburban

1967 GMC K25/K2500 Pickup
1968 GMC K25/K2500 Pickup
1969 GMC K25/K2500 Pickup
1970 GMC K25/K2500 Pickup

1967 GMC K25/K2500 Suburban
1968 GMC K25/K2500 Suburban
1969 GMC K25/K2500 Suburban
1970 GMC K25/K2500 Suburban

1968 GMC K35/K3500 Pickup
1969 GMC K35/K3500 Pickup
1970 GMC K35/K3500 Pickup

1970 GMC P25/P2500 Van

1970 GMC P35/P3500 Van

1961 GMC PB1000 Series

1955 GMC PM150
1956 GMC PM150
1957 GMC PM150
1958 GMC PM150
1959 GMC PM150

1953 GMC PM150-22
1954 GMC PM150-22

1953 GMC PM150-24
1954 GMC PM150-24

1958 GMC PM151
1959 GMC PM151

1958 GMC PM152
1959 GMC PM152

1953 GMC PM152-22
1954 GMC PM152-22

1959 GMC PM153

1955 GMC PM250
1956 GMC PM250
1957 GMC PM250
1958 GMC PM250
1959 GMC PM250

1954 GMC PM250-24

1958 GMC PM251
1959 GMC PM251

1958 GMC PM252

1958 GMC PM253

1960 GMC Suburban
1961 GMC Suburban
1962 GMC Suburban

1953 GMC Truck
1954 GMC Truck
1955 GMC Truck
1956 GMC Truck
1957 GMC Truck
1958 GMC Truck
1959 GMC Truck
1960 GMC Truck

1974 International 100

1972 International 1010
1973 International 1010

1972 International 1110
1973 International 1110

1972 International 1210
1973 International 1210

1972 International 1310
1973 International 1310

1975 International 150

1974 International 200
1975 International 200

1950 International L110
1951 International L110
1952 International L110

1950 International L111
1951 International L111
1952 International L111

1950 International L112
1951 International L112
1952 International L112

1950 International L120
1951 International L120
1952 International L120

1950 International L121
1951 International L121
1952 International L121

1950 International L122
1951 International L122
1952 International L122

1950 International L130
1951 International L130
1952 International L130

1950 International L150
1951 International L150
1952 International L150

1951 International L151
1952 International L151

1950 International L153
1951 International L153
1952 International L153

1950 International LM153
1951 International LM153
1952 International LM153

1972 International M1100

1972 International M1200

1972 International M800 Post Office

1974 International MHC1310

1972 International MS1210
1973 International MS1210
1974 International MS1210

1953 International R100
1954 International R100
1955 International R100

1953 International R102
1954 International R102
1955 International R102

1953 International R110
1954 International R110
1955 International R110

1953 International R111
1954 International R111
1955 International R111

1953 International R112
1954 International R112
1955 International R112

1953 International R120
1954 International R120
1955 International R120

1953 International R121
1954 International R121
1955 International R121

1953 International R122
1954 International R122
1955 International R122

1953 International R130
1954 International R130
1955 International R130

1953 International R131
1954 International R131
1955 International R131

1953 International R132
1954 International R132
1955 International R132

1956 International S100

1956 International S102

1956 International S110

1956 International S112

1956 International S120

1956 International S122

1953 International S132
1954 International S132
1955 International S132
1956 International S132

1956 International SA120

1956 International SA122

1972 International Scout II
1973 International Scout II
1974 International Scout II
1975 International Scout II
1976 International Scout II
1977 International Scout II
1978 International Scout II
1979 International Scout II
1980 International Scout II

1975 International Travelall

1957 Plymouth Belvedere
1958 Plymouth Belvedere
1959 Plymouth Belvedere

1957 Plymouth Fury
1958 Plymouth Fury
1959 Plymouth Fury

1957 Plymouth Plaza
1958 Plymouth Plaza

1957 Plymouth Savoy
1958 Plymouth Savoy
1959 Plymouth Savoy

1957 Plymouth Suburban
1958 Plymouth Suburban
1959 Plymouth Suburban

1955 Pontiac Star Chief
1956 Pontiac Star Chief
1957 Pontiac Star Chief
1958 Pontiac Star Chief
1959 Pontiac Star Chief
1960 Pontiac Star Chief
1961 Pontiac Star Chief

1956 Zundapp Janus 250
1957 Zundapp Janus 250
1958 Zundapp Janus 250

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