SUPER MARAUDER Rated HP The actual SUPER MARAUDER (1958) was rated at 400HP. Now whether that was rated HP or dyno HP who knows. The engine also had larger heads, valves and CR than your 61 LINC (2V with restricted cylinder heads). This is just guessing on my part, but if someone was to take an orig...

:shock: IMPRESSIVE RESEARCH! Being as the 58 EDSEL had an early introduction, I wonder if 361 assembly began before 332/352 assembly? Also, the E-475 (410 MEL) was meant for 1957 MERC TPC installation but casting troubles held it's release until later (early 1958 EDSEL release). The 1957 TPC receive...

Correction On Block Thermostats LINCOLN AND MERCURY SERVICE BULLETIN NO. 18 Date: 2-21-58 Alternate Engine Block Thermostats Two engine block thermostats of different design are being used in the 1958 engines. One design is installed in the block with only the valve head protruding, whereas the othe...

Block Thermostats Update 65/72 LINC-MERC MPC The use of the block thermostats was discontinued in the 1963 model year. The notation is under PN C3VY 6009-B (cylinder assembly). They are no longer available for service and the particpants at the LCOC Board have not noticed any changes in performance...

This E-Mail was received by me from a friend with a 58 MERC 430 MARAUDER Engine; "Thought I would write and share with you something I would have never thought about being a problem with putting a roller cam in a 430. I tore into my 430 (again) to replace the roller lifter locking bars with some tha...

Impeller Gasket If the gasket is not available from FEL-PRO, you can make your own out of the below product(s); http://www.permatex.com/products/Automotive/automotive_gasketing/anaerobic_gasket_makers/Permatex_Anaerobic_Gasket_Maker_b.htm http://www.permatex.com/products/Automotive/automotive_gasket...

Impeller Gasket If the gasket is not available from FEL-PRO, you can make your own out of the below product(s); http://www.permatex.com/products/Automotive/automotive_gasketing/anaerobic_gasket_makers/Permatex_Anaerobic_Gasket_Maker_b.htm http://www.permatex.com/products/Automotive/automotive_gasket...

Also Read This Past Post
http://www.network54.com/Forum/message? ... 1101769556

It may also give you an idea of the block castings.

Does the code appear similiar and in the same location as this photo? Broken link to photo (Kultulz can you edit?) The ENGINE DATE CODE (time of casting) is explained in LINC/MERC 1958 Service Bulletin No. 8. J4 94YY The first character is the Foundry Plant... I believe yours starts with the 4, not ...

Not Given In Spec Sheet...
But you need the size from 58/59 as they were the only performance years. 1960 saw economy engines.
Someone needs to measure a few different sets. Will valve size help?