Shepherd Engine Development, Inc

Shepherd Engine Development, Inc Full service performance engine and machine shop. Champions Start Here Shepherd Engine Development, Inc.

is a Muscatine, Iowa based Performance Engine Shop - operated by Jim Shepherd. Jim brings 28+ years of experience in building technology-based performance engines that have competed in all levels of circle track racing from Sprint Cup, Dirt Late Model, Dirt Modified, Hobby Stock to Drag Racing’s NHRA Pro Stock Division and Super Stock Drag Engines. Cars equipped with Shepherd Engines have won numerous races and championships throughout the United States.

PRI Special / IMCA Mod Engine - take home after show. Contact Jim 920-369-6238
12/12/2025

PRI Special / IMCA Mod Engine - take home after show. Contact Jim 920-369-6238

PRI 2025!Featuring a pair of IMCA spec engines on display this year ☠️Jones Racing products JE pistons
12/11/2025

PRI 2025!
Featuring a pair of IMCA spec engines on display this year ☠️

Jones Racing products
JE pistons


11/19/2025

Cool deal for Muscatine community!
Make sure to put it on your calendar and come check out everything on display!

Justin Zeitner and crew out collecting checks and trophies. Congrats on the W! Beatrice speedway, NE 10-11-25 Thanks for...
10/13/2025

Justin Zeitner and crew out collecting checks and trophies.
Congrats on the W!
Beatrice speedway, NE 10-11-25
Thanks for being Shepherd Powered!

New IMCA Shepherd Spec Mod engine is now 4 wins in 5 starts! (One 2nd) ☠️☠️☠️☠️


Justin Zeitner and crew out collecting checks and trophies!Congrats !Winning the Iron Cup! Park Jefferson speedway.Win ...
09/28/2025

Justin Zeitner and crew out collecting checks and trophies!
Congrats !
Winning the Iron Cup! Park Jefferson speedway.
Win #3 in a row since reciving his newly developed IMCA spec modified engine! ☠️




Corey zeitner and crew out collecting checks snd trophies!SLMR West victory at 36 Speedway Osborn MO.Thanks for being Sh...
09/28/2025

Corey zeitner and crew out collecting checks snd trophies!
SLMR West victory at 36 Speedway Osborn MO.
Thanks for being Shepherd Powered!

Zack Zeitner and crew out collecting checks and BIG trophies !Tiny Lund champion!win #16 of the year! Great job guys!
09/21/2025

Zack Zeitner and crew out collecting checks and BIG trophies !
Tiny Lund champion!
win #16 of the year!
Great job guys!

Justin Zeitner and crew out collecting checks and trophies!2025 Tiny Lund Champion!Congratulations on the W!Thanks for b...
09/21/2025

Justin Zeitner and crew out collecting checks and trophies!
2025 Tiny Lund Champion!
Congratulations on the W!
Thanks for being Shepherd powered !

2 races and 2 Wins for new Shepherd engine developedment IMCA Spec Mod engine!
☠️☠️
Order yours today !


Freshly secured 2025 TransAm (SGT) Champion Josh Carlson and team out collecting checks and trophies! What a weekend !VI...
09/21/2025

Freshly secured 2025 TransAm (SGT) Champion Josh Carlson and team out collecting checks and trophies!
What a weekend !
VIR (Virginia International Raceway)
Fast time and (SGT) track record!
Race win!
And secured the 2025 (SGT) championship!
Thanks for being Shepherd powered !
Undefeated in 2025 to date!

Justin Zeitner and crew out collecting checks and trophies!Adams county speedway 9-6-25!First outing with their new Shep...
09/20/2025

Justin Zeitner and crew out collecting checks and trophies!
Adams county speedway 9-6-25!

First outing with their new Shepherd engine development designed IMCA spec modified engine!

We excell at developing new engine packages and this one was hit out of the park!
Order yours today !



Address

1589 N Isett Avenue
Muscatine, IA
52761

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 8am - 12pm

Telephone

(920) 369-6238

Website

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