Send coil voltage to each spark plug wire in the right order with the Standard Ignition Distributor Cap JH-158. It fits many vehicles as a direct-fit replacement for the listed applications, among them the 1986-1988 Chevrolet Spectrum, the 1986-1988 Pontiac Sunburst, and the 1989 Geo Spectrum. See the "Vehicles it fits" section for the full list and engine details.
Standard Ignition is a global manufacturer of original equipment ignition products. It keeps complete quality control across the whole manufacturing process, from components to the finished product, and builds on decades of research and development in distributor caps and rotors.
The distributor cap covers the distributor. It carries high voltage from the coil, through the rotor, to each spark plug wire terminal. Signs this part may need replacing include misfires, hard starting, rough running, a cracked cap, carbon tracks inside the cap, or corroded terminals. These symptoms can also have other causes, so diagnose the ignition system before replacing parts.
Interchange: C265 · DR940 · RR248 · 12337478 · 94404560 · 8944045600 · RR248SB · 1910111010
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
What does the Standard Ignition JH-158 distributor cap do?
It covers the distributor and carries high voltage from the coil, through the rotor, to each spark plug wire terminal in firing order.
Which vehicles does the JH-158 fit?
It fits many vehicles, among them the 1986-1988 Chevrolet Spectrum, 1986-1988 Pontiac Sunburst, and 1989 Geo Spectrum. See the "Vehicles it fits" section for the full list and engine details.
What are signs a distributor cap may need replacing?
Misfires, hard starting, rough running, cracks, carbon tracks, or corroded terminals can be signs of a worn cap. These symptoms have other possible causes, so diagnose before replacing.
What is the JH-158 cap made of?
Standard Ignition makes its distributor caps from high dielectric strength, glass/mineral reinforced polyester resin, for less carbon tracking and greater resistance to electrical breakdown.
What part numbers does the JH-158 interchange with?
It interchanges with C265, DR940, RR248, 12337478, 94404560, 8944045600, RR248SB, and 1910111010.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
