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Caterpillar 7W-4377 OEM CAT Transformer ALTRONIC 591012 Ignition Coil :
$275.00
Ignition transformers like part # 7W-4377 use input voltage from the battery and outputs a higher voltage to the spark plug for spark (direct) ignition in the engine.
Attributes:
• Input Connection: 3-Position Amphenol
• Length: 157.3mm (6.19 in)
