SUPERIOR: Hitachi Astemo is a Tier 1 OE supplier for ignition coils. Performs like OE to ensure quality you can depend on, right out of the box.
PERFORMANCE: Hitachi Astemo Ignition Coils are designed for maximum spark efficiency. Consistent output of voltage and amperage leads to optimal engine efficiency. Restore needed output and original drivability characteristics.
QUALITY: Each component in our Ignition Coils sensors is made from premium-grade raw materials. Every individual part number is extensively tested for durability and consistent accuracy as part of the design process.

As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit
Worn-out, missing or non-functioning components are replaced with new or rebuilt components, where necessary
Critical components are re-soldered, where necessary, to ensure superior electrical connections, eliminate intermittent failures and extend product life

Fits Dana 80 rear differentials
Thick-walled nodular iron construction promotes diff rigidity
Contoured inner surfaces circulate oil more rapidly for faster cooling

Chevy Small Block. 1.6:1 ratio with 7/16″ stud diameter. Set of 16 rocker arms and poly locks.
Extra large full needle bearing trunnion
Withstands spring pressures up to 700 lbs

Four function digital readout: Tachometer; Advance; Dwell; and Voltage.Fit Type: Universal Fit
Patented Skip Circuitry Test up to 9,990 RPM
Heavy-duty shock proof housing features a molded boot for extra protection against the fan blades

Ready to install – this drive shaft is shipped pre-assembled and factory balanced to ensure immediate smooth operation
Simplifies repair – this replacement makes the U-joints serviceable for simpler maintenance
All-new manufacturing – made 100% new, not remanufactured, so there’s no core charge or return hassle

Helps provide air flow for proper fuel/air mixture
Allows for a quick throttle response
Assists in cold engine starts

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

NEW units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality
All components are 100% NEW to provide improved performance
Engineering enhancements to internal components provide the latest, most efficient unit for your vehicle