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Quadrajet 7040253

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Old Apr 5, 2025 | 07:38 AM
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dc2x4drvr's Avatar
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From: St Augustine
Quadrajet 7040253

What primary & secondary rods were installed on ‘70 442?
Thanks gents!
Old Apr 5, 2025 | 08:43 AM
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Parts book shows part numbers, not the codes which were stamped on the rods. ST OAI had no primary rods, 58 jets. The book Rochester Carburetors by Doug Roe and Bill Fisher has the cross references to the codes from part numbers. The 1972 parts book shows 1970 ST [synchromesh trans] except OAI secondary rod 7033658 (code AT) and 1970 automatic 7033655 [code AU]. 1970 automatic OAI primary rod 7040701 [code 52C]. 1970 ST except OAI 7040699 primary rod [code 48C]. The parts book listings are a bit confusing with not all combinations listed.
Old Apr 5, 2025 | 09:28 AM
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Thanks, I’ll dig out the book, I’ve got lots of rods..
Old May 27, 2025 | 05:36 AM
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"455 ""442"" MT" model 7040253 pri jets 7031969 pri rods "7040699- ""48C"" sec rods "7033655- ""AU""
Old May 27, 2025 | 05:57 AM
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Thanks, I have tons of rods, just need to find these .....^^^^^
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