1976-1986 Bosch Platinum Plus Spark Plugs Car Set
Bosch Platinum Spark Plugs are the only plugs able to withstand the rigors of hours of maximum output. They maintain top performance with a hot, reliable spark mile after mile of track or street use. Set of 8.
Platinum core technology provides quicker starts, smoother acceleration, and improved fuel efficiency.
- Platinum center electrode, heat-fused into an extended insulator reaches self-cleaning temperature only seconds after starting
- Tapered, yttrium-enhanced v-profile ground electrode Extends service life by 25% vs. original Bosch Platinum, reduces electrode temperature, and improves access to air/fuel mixture
- Nickel-plated rolled threads For complete anti-seize and corrosion
protection
- Lower ignition voltage requirements vs. other plug designs for reliable cold weather starts and superior operation under all driving conditions
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Alternate/OEM Part Number(s): 4208, HR9BPX |