U-Groove Spark Plug Header Plug; 14mm Thread; .460 in. Reach; Heat Range 6; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 4 Pack;
ACCEL U-groove performance spark plugs produce a larger spark for more power at high RPMs. Improves throttle response and fuel economy, less fouling. Purified alumina insulator prevents arcing. Machine rolled threads protect heads.
- Shorty Spark Plugs For Tubular Exhaust Headers
- Eliminates Dimpling Headers For Added Clearance
- Improves Spark Plug Access To Fit Socket Or Wrench
- Shorter Overall Plug Length Vs. OE Style Plug
- Copper Core Center Electrode
- Projected Tip
- Helps Eliminate Burned Spark Plug Boots
- Shorty Header Spark Plug
- Limited 90 Day Warranty
Application Summary:
| Year | Make/Model |
|---|---|
| 1973-1974 | Buick Apollo |
| 1971-1973 | Buick Centurion |
| 1973-1974 | Buick Century |
| 1977-1980 | Buick Century |
| 1967-1974 | Buick Electra |
| 1970-1974 | Buick Estate Wagon |
| 1970-1972 | Buick GS |
| 1968-1969 | Buick GS 350 |
| 1968 | Buick GS 400 |
| 1970 | Buick GS 455 |
| 1972 | Buick GS 455 |
| 1968-1974 | Buick LeSabre |
| 1978-1980 | Buick LeSabre |
| 1973-1974 | Buick Regal |
| 1977-1981 | Buick Regal |
| 1984-1985 | Buick Regal |
| 1967-1974 | Buick Riviera |
| 1979-1981 | Buick Riviera |
| 1984-1985 | Buick Riviera |
| 1968-1972 | Buick Skylark |
| 1977-1979 | Buick Skylark |
| 1968-1969 | Buick Special |
| 1968-1972 | Buick Sportwagon |
| 1967-1970 | Buick Wildcat |
| 1991-1992 | Cadillac Brougham |
| 1993 | Cadillac Commercial Chassis |
| 1993 | Cadillac Fleetwood |
| 1971-1972 | Chevrolet Bel Air |
| 1971 | Chevrolet Biscayne |
| 1970-1971 | Chevrolet Blazer |
| 1971 | Chevrolet Brookwood |
| 1976-1985 | Chevrolet C10 |
| 1969 | Chevrolet C10 Pickup |
| 1971-1972 | Chevrolet C10 Pickup |
| 1971-1972 | Chevrolet C10 Suburban |
| 1976-1985 | Chevrolet C10 Suburban |
| 1976-1985 | Chevrolet C20 |
| 1971-1973 | Chevrolet C20 Pickup |
| 1971-1972 | Chevrolet C20 Suburban |
| 1976-1985 | Chevrolet C20 Suburban |
| 1976 | Chevrolet C30 |
| 1978 | Chevrolet C30 |
| 1971-1972 | Chevrolet C30 Pickup |
| 1971 | Chevrolet Camaro |
| 1976-1992 | Chevrolet Camaro |
| 1971 | Chevrolet Caprice |
| 1976-1993 | Chevrolet Caprice |
| 1971 | Chevrolet Chevelle |
| 1971 | Chevrolet Corvette |
| 1980 | Chevrolet Corvette |
| 1970-1971 | Chevrolet El Camino |
| 1976-1985 | Chevrolet El Camino |
| 1976-1985 | Chevrolet G10 |
| 1971 | Chevrolet G10 Van |
| 1976-1985 | Chevrolet G20 |
| 1971 | Chevrolet G20 Van |
| 1973 | Chevrolet G20 Van |
| 1981-1985 | Chevrolet G30 |
| 1970-1971 | Chevrolet G30 Van |
| 1971 | Chevrolet Impala |
| 1976-1985 | Chevrolet Impala |
| 1976-1985 | Chevrolet K10 |
| 1971-1972 | Chevrolet K10 Pickup |
| 1974 | Chevrolet K10 Pickup |
| 1971-1972 | Chevrolet K10 Suburban |
| 1976-1986 | Chevrolet K10 Suburban |
| 1976-1985 | Chevrolet K20 |
| 1971-1972 | Chevrolet K20 Pickup |
| 1971-1972 | Chevrolet K20 Suburban |
| 1976-1983 | Chevrolet K20 Suburban |
| 1971-1972 | Chevrolet K30 Pickup |
| 1976-1985 | Chevrolet K5 Blazer |
| 1971 | Chevrolet Kingswood |
| 1976 | Chevrolet Laguna |
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