13B 4-Port Street Ported Engine Packages for 79-85 12A Chassis Cars

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These engines are combinations that were never produced by Mazda.
The basic combination is street ported 79-85 12A cast iron side housings, street ported 84-85 GSLSE 13B rotor housings, and either 84-85 GSLSE or 89-92 Non-turbo rotors.

The main configuration numbers are "H" or "L", and "1" or "2"

"H" is using 84-85 GSLSE rotors
"L" is 89-92 Non-turbo rotors (lighter and higher compression)

"1" is basic short block with correct needed front mount plate and oil pan

"2" is short block as above plus:

Parts included in the price of any of these engines:
New Rotor Housings New Apex, Corner, and Side Seals
New Rotors New Apex, Corner, and Side Seal Springs
New Hardened Stationary Gears New Oil Control Rings, "O"Rings, and Springs
New Large Oil Pump and Chain New Front and Rear Eccentric Seals
New Eccentric Shaft Lapped Side Housings
13B 4-Port Street Porting
Engine related services such as balancing can be found here.

 

  "H" (84-85 GSLSE Rotors) "L" (89 Light High Compression Rotors)
"1"
(short block)
MZTX-13-2EH1-S MZTX-13-2EL1-S
"2"
("complete package")
MZTX-13-2EH2-S MZTX-13-2EL2-S

Typical "substitution/add-ons" (easy for us to "build" in the computer for pricing) for no extra labor cost -- just the part price differential:

These engines are NOT emissions legal anywhere!!


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