IHRA FUNNY CAR GEAR RATIOS FOR 1/8 MILE

Discussion in 'Manton Push Rods Top Alcohol Tech Questions' started by NITROBANDIT1, Jan 20, 2018.

  1. NITROBANDIT1

    NITROBANDIT1 LOST IN SPACE

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    anybody remember what the ihra funny cars ran for gear ratios and rear end ratios for the 1/8 mile races? thanks, dan
     
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  2. youngtuner

    youngtuner Member

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    I never knew IHRA to have 1/8 mile funny car races.
     
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  3. Will Hanna

    Will Hanna We put the 'inside' in Top Alcohol
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    Most probably ran a 4.29. Lower hp or older combos may have ran a 4.56. Depending on conditions and hp they probably ran low gear ratios from the 1.70's to 1.90's +.
     
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  4. Mark Billington

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    years ago we ran a 4.29 rear gear and 1.98 low...roots blower.
     
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  5. M Tigges

    M Tigges TAFC

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    4.29. 1.76 t0 1.84
     
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  6. NITROBANDIT1

    NITROBANDIT1 LOST IN SPACE

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    I have heard of some funny cars running a 5 something rear gear in the 1/8th. any truth to that? looking to improve at a lot of 1/8 mile tracks out here. 526 roots, lenco, in a fc/altered. currently 4.29 rear
     
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