question on the lq4 and lq9 - Ford Mustang Forums : Corral.net Mustang Forum
 
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post #1 of 4 Old 12-26-2009, 02:42 PM Thread Starter
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question on the lq4 and lq9

what are the difrances between the lq4 and lq9?
and how can you tell them apart?

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post #2 of 4 Old 12-27-2009, 12:43 PM
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lq4 is the lower horse motor coming in at like 325 flywheel hp and its the lower compression motor at 9 something. the lq9 is rated at 350 something horse and 10.5 comp

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post #3 of 4 Old 12-28-2009, 09:38 AM
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The lq4 has dished pistons and the lq9 has flat tops.

2001 ws6
2003 redfire cobra. [email protected] bone stock
93 teal cobra with 72hundred miles
85 gt vert
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post #4 of 4 Old 12-29-2009, 01:33 AM
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lq4 was 315-325hp depending on application, 9.4:1 comp.

lq9 was 345 hp with high comp, 10:1

not sure if there was a cam difference between the two

Matt
'95 GTS - (no engine) | TR-6060 | 9" w/Tru-Trac | Griggs T/A | MM Panhard | Koni DAs
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