Piston from XJ -99 to XJR -98

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Apr 4, 2013 | 04:59 PM
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Like it says.. it is possible to take a piston from a XJ -99 (4.0) into a XJR -98 car? Would it fit and is it the same?
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Apr 4, 2013 | 05:16 PM
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Originally Posted by fitnessrx
Like it says.. it is possible to take a piston from a XJ -99 (4.0) into a XJR -98 car? Would it fit and is it the same?
in a word NO. the supercharged pistons are dished to reduce the compression ratio to 9:1 from 10.75:1
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Apr 4, 2013 | 05:32 PM
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Bad for me. Thanks for the Quick answer!
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Tags 98, 99, engine, fit, pistons, vs, xj8, xjr
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