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1974 Pontiac Firebird
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May Promo 1974 Pontiac Firebird Ignition Coil 8 Cyl 7.5L MSD

1974 Pontiac Firebird Ignition Coil 8 Cyl 7.5L MSD

★★★★☆ 4.5/5 4 ratings
  • Features:
  • Direct performance replacement for GM HEI coil-in-cap dist.
  • 70:1 Turns Ratio
  • Lower Primary Resistance Produces High Voltage Output
  • Full Power Sparks To 9000 Rpm w/PN[83647] MSD HEI Module
  • Recommended For Use w/MSD HEI Module PN[83647]
  • CARB E.O. Approved
3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;CARB E.O. D-40-37
Recommend To Use w/HEAT HEI Module PN[83647]
GM HEI Distributor Coil; 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;
GM HEI Distributor Coil
29 In Stock
Best Price:
$144.75 USD $173.70 USD
BrandMSD
Part #M468225
ConditionNew
WarehouseB
Firebird MSD Ignition Coil 1974 Pontiac
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Additional Fitment Information:
Vehicle Sub Model Engine CC CID Block Type
1974 Pontiac Firebird Trans Am 8 Cyl 7.5L 7456 455 V
Description Specifications Reviews (4)
  • 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;CARB E.O. D-40-37
    Recommend To Use w/HEAT HEI Module PN[83647]
  • GM HEI Distributor Coil; 3.5 mH Inductance; 42000 Max Voltage; 200mA Peak Current; 0.31 ohms Primary/9.2K ohms Secondary Resistance; 200 uS Spark Duration; 70:1 Turns Ratio; Black;
  • GM HEI Distributor Coil

Replacement & Maintenance Guide

Helpful replacement and maintenance guidance for Ignition Coil.

SystemIgnition
Description / What It DoesAn ignition coil transforms battery voltage into the high voltage needed to fire spark plugs. Bad coils can cause misfires, poor fuel economy, flashing check-engine lights, rough idle, or hard starting.
Replace / Inspect GuidanceInspect during spark plug service; replace failing coils immediately and consider replacement around 80,000–100,000 miles on high-mileage vehicles with repeated coil issues.
Job DifficultyEasy to Moderate DIY
Maintenance TipsReplace spark plugs on time, keep oil/water out of plug wells, and repair valve cover gasket leaks that soak coil boots.

General

Inductance
3.5 Mh
Maximum Voltage
42000
Peak Current
200 Ma
Primary Resistance
.310 Ohms
Secondary Resistance
9.2k Ohms
Spark Duration
200 Us
Turns Ratio
70:1
WARNING CA Proposition 65
Yes
Information on technical characteristics, the delivery set, the country of manufacture and the appearance of the goods is for reference only and is based on the latest information available at the time of publication.
  1. ed leslie
    18 Feb, 2015
    Easy to install. Was perfect
  2. Daniel B.
    02 Aug, 2014
    good product
  3. academy Bob "@B"
    21 Jul, 2013
    Lots of spark and great for HEI distributor. Replaced it later because matching distributor was crap. New dist had integrated coil.
  4. MIKE A. MULARONI "quick68"
    10 Mar, 2013
    I like this coil due to the hei connection on it. Msd makes great products and they stand behind them!

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