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tb45 into tb42 gq

Tech Talk for Nissan owners.

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tb45 into tb42 gq

Post by twocartonsnachilliburger »

want to put tb45 into my gq replacing the tb42 can any one tell me if engine mounts, gearbox crossmember and my auto will all bolt on without modification
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Post by create »

Just doing the conversion now. Engine mounts are exactly the same. Gearbox exactly the same. Gearbox is the same. Really easy.
Nissan GQ Patrol '89
TB45 ~ LPG ~ 33' bighorns
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Post by cooki_monsta »

they are identical motors externally, with slight internal improvments, including less enjoyment of forced induction
Maverick. Unlocked on 35's MOTTO: Lock, Stomp & Hold on
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Post by 351ciofgrunt »

cooki_monsta wrote:they are identical motors externally, with slight internal improvments, including less enjoyment of forced induction
Why do you say that? The TB45 is also a low compression motor, 8.5 to 1.
GQ Patrol Wagon, 6 point roll cage
351 cleveland, CHI heads, solid cam, Funnelweb single plane, 750 HP DP
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Post by grinch2 »

if your interested i have a tb45 and auto for sale with everything except ac compressor and shifter.
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Post by cooki_monsta »

351ciofgrunt wrote:
cooki_monsta wrote:they are identical motors externally, with slight internal improvments, including less enjoyment of forced induction
Why do you say that? The TB45 is also a low compression motor, 8.5 to 1.
have you seen the conrod comparison photos, sub std compared with tb42 ones, and tend to exit the block on funny angles under high boost :P (over 12psi)
Maverick. Unlocked on 35's MOTTO: Lock, Stomp & Hold on
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Posts: 470
Joined: Wed Jan 24, 2007 12:21 pm
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Post by 351ciofgrunt »

cooki_monsta wrote:
351ciofgrunt wrote:
cooki_monsta wrote:they are identical motors externally, with slight internal improvments, including less enjoyment of forced induction
Why do you say that? The TB45 is also a low compression motor, 8.5 to 1.
have you seen the conrod comparison photos, sub std compared with tb42 ones, and tend to exit the block on funny angles under high boost :P (over 12psi)
lol yeah I wasn't aware of that
GQ Patrol Wagon, 6 point roll cage
351 cleveland, CHI heads, solid cam, Funnelweb single plane, 750 HP DP
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