No, the 2.4 block and 2.5 blocks have nothing in common. However, the 2.0 block and 2.4 blocks are almost 100% identical.
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1998 Dodge Neon R/T
Mopar Performance Adders
2.4L swap in the future.
Now living in Greensburg, PA, as a Dodge mechanic, but will be back to Florida eventually.