that 4.3 torque conveter should be a little higher than a stock v8 conveter. i think they stall around 2000-2400, depending on the year. they use the v8 flexplate pattern too. the smaller v6's won't interchange or so i've been told
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04 GMC Sierra RCSS
70 CST LWB
04 HD Sportster 1200 Custom
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