The Mopar stories site

MoTales stories of Mopar / Chrysler engines

From smallest to largest (except the Wankel):

Current Engines

GME 2.0T engines
Modern power for the hybrid age

Hurricane Six (GME T6)
Twin-turbo inline six with Hemi-beating power

Mopar engine and powertrain rumors
Upcoming powertrain and propulsion for Chrysler, Dodge, Jeep, and Ram (last update, 11/3/23)

Pentastar: the standby Mopar-Chrysler V6
Diving into Mopar’s award-winning Pentastar V6 engines

Classic and Past Engines

Tuning carburetors on vintage cars
A real beginner’s guide

Wankel engines, Jack Smith, and Chrysler
The Road Runner creator explores a new engine (updated 2022)

GSE 1.3 Turbo
Modern “Firefly” Four-Cylinder

PureTech EP6 (1.6)
The Peugeot 1.6 liter turbo engine / hybrid transmission coming to the USA in 2025

What the !*@#$&^! are Samsung PRiMX batteries?
What we know so far (a Mopar guy’s guide)

Jeep, Chrysler, Plymouth, Ram, and Dodge Transmissions by Sales Code
Every modern Mopar transmission

Neon 2.0: the final all-Chrysler four-cylinder engines
How the Neon ended up with a class-leading four-cylinder

Chrysler-Dodge turbo fours
Innovative Mopar power in unlikely packages

2.7: Much-maligned high-tech little Mopar V6
Diving into Mopar’s little DOHC V6 with big-engine power

Why so many? Every Chrysler Corp V6!
Four major engine families before the Pentastar

3.2: the Mopar V6 we barely got to know
It was compact, powerful, reliable, and ran on regular gas—but it was also dropped after just a few years!

Mopar 24 Valve SOHC V6 Engines: 3.5 and 4.0
Single-cam, 24-valve Mopar V6 engines of the 1990s and 2000s (3.5 liter and 4.0 liter)

Battle of the 1974 Straight Sixes
How did the Mopar (Dodge-Plymouth-Chrysler) 225 and 198 compare to engines from the rest of the world—GM, Ford, even BMW?

Diesel Slant Six: mo’ power, lo’ pollution
A solution Chrysler sorely needed

Leaning tower of power: Slant Six
The legendary inline engines

Tornado Six
Kaiser-Jeep’s “Hemi”

Kangaroo Hemi Six
Record-setting V8-beaters for Australian Valiants

Mopar’s oddball V6 engine
The surprisingly long-lasting LA V6: a 318 with two cylinders cut off, 1987 to 2003

Plymouth and Dodge LA Series V8 Engines: Durable, Cheap Power from 273 CID
How Chrysler created the small block LA engines, and the dual life of the 273 V8

PowerTech 3.7 and 4.7: Next Generation Engines
Creating and making Chrysler’s first brand new V8 in many years, and its related V6

Mopar poly engines: 1955 to 1958
Chrysler and Dodge polyspherical V8 engines (before the A): 241-259-270-301-315-325-331-354

Chrysler A-series V8 engines, 1956 to 1968
Poly for the masses: Mopar A series V8 engines (277, 301, 313, 318, 326)

The LA 318 and 360: vintage Chrysler V8 engines
Durable workhorses with flashes of high-performance glory: 318 and 360 LA V8 engines from Mopar, before their Magnum days

Magnum 5.2 and 5.9: the most powerful LA V8 engines
The durable workhorse Mopar V8, making more power than ever in Magnum form

High performance small block: Mopar 340 V8
The most potent LA V8 had surprisingly big power - and a three-carb variant

5.7 Mopar Hemi V8: From Hi-Performance to Workhorse Engine
How the “Eagle” 5.7 Hemi V8 went from being a Dodge-Chrysler performance engine to a Ram workhorse

B-Engines: Chrysler’s first big V8s
Dodge-Plymouth-Chrysler 350, 361, 383, and 400 wedge V8 engines, rapidly developed under Bob Rarey

Hellcat: Up to 1,025 horsepower from 6.2 liters
Inside the supercharged Hemi V8 Mopar engines used by Dodge, Jeep, and Ram

Original Hemi: 331 to 392 V8
The famed “dual rocker” V8

Trenton Engine and the Two 383 V8s
Clever solution to a tough problem

426 Hemi: Mopar’s most famous and race-happy engines
Birth and life of a legend

RB Engines: Chrysler’s biggest V8s
Dodge-Plymouth-Chrysler 383, 413, 440, and 426 V8 engines - development, Cross-Ram Wedge, Max Wedge, and more

Trenton: V8, Slant Six, and Trans Four Engines By Year
How many did they make? By model year, 1957 to 1989

Mopar alternators: a major gain over generators
How Chrysler pioneered the alternator, and why it mattered

Tales From the Factory: Matching Pistons and Blocks
How the factory managed precision problems, back in the day

Transmissions and Axles

Ultradrive and related four speed automatics
41TE, 42LE, A-604, and those which came after

HP9 / 9x8TE ZF 9-Speed Automatic Transmission
Inside the innovative ZF transmissions used by Dodge, Jeep, and Chrysler - including Mopar mods

New Process Gear and New Venture Gear: The Companies and Their “Gear”
Quietly innovative gear, transmission, and transfer case makers

Mopar A-Body 8¾ Inch Axles
Diving into axle basics and specific applications for the bigger A-body Hotchkiss setup (Dodge Dart, Plymouth Duster, etc.)

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