1987 Jeep Wrangler Yj Fan Upgrade
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Fan upgrade is necessary. 2.5L fan (left) has one less blade and a much smaller diameter. You must upgrade to a six-cylinder fan and fan clutch. Six-cylinder MPI engine has considerably more horsepower and torque than the 2.5L four. Horsepower is BTUs, and a six-cylinder "air conditioning" radiator is advisable. View Related Article
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