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05-26-2013, 09:29 PM | #1 |
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Join Date: Nov 2011
Location: Orange, California
Posts: 17
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1971 C-20 Longhorn SM420 to 700R4 conversion
I am swapping out the SM420 in my 1971 Cheyenne Longhorn C-20 with a 700R4 and need to know if and what type of flexplate or flywheel I need to get to make this conversion work or can I use existing flexplate? Please advise.
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05-27-2013, 08:11 PM | #2 | |
Senior Member
Join Date: May 2009
Location: Fort Worth, TX
Posts: 6,370
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Re: 1971 C-20 Longhorn SM420 to 700R4 conversion
Quote:
153 tooth flexplate & '92-'96 Corvette/Denso replacement starter...... Flexplate bolts, Torque converter bolts, & starter bolts are available from you local GM dealer |
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05-27-2013, 08:37 PM | #3 |
1965 Chevy C10, 2005 4.8L/4l60
Join Date: Aug 2004
Location: DFW Texas
Posts: 8,546
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Re: 1971 C-20 Longhorn SM420 to 700R4 conversion
What about an nv4500 5speed to keep it manual?
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flexplate, flywheel, transmission |
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