7/6/2025 - Dubuque Fairgrounds Speedway

Dubuque, IA

Classes

• 4-Cylinders - Callahan Construction14 entries
• IMCA Hobby Stocks - Link Hydraulic13 entries
• IMCA SportMods17 entries
• IMCA Stock Cars - Dunkel Auto Salvage11 entries
• Crown Vic - Hefel Portable Services14 entries
• IMCA Late Models - Klein Custom Homes12 entries
• IMCA Modifieds - Merfeld Bros Automotive15 entries

Track Contact

• 563-588-1406
• 14569 Old Highway Road
  • Dubuque, IA 52002
  • View Map
• Visit Website

Full Event Information on MyRacePass

Competitor Overview

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Spencer Diercks

Davenport, IA

IMCA Modifieds - Merfeld Bros Automotive	Start	Finish	+/-
A Feature 1	9	12	-3
Heat 1 - Top 5 Make Invert	7	4	3

IMCA Modifieds - Merfeld Bros Automotive

20 Laps

A Feature 1

Finish	Start	#	Competitor		Hometown	+/-
1	7	6		Jed Freiburger Dubuque, IA	Dubuque, IA	6
2	4	71C		Troy Cordes Dunkerton, IA	Dunkerton, IA	2
3	8	B1		Jeff Larson Freeport, IL	Freeport, IL	5
4	2	27M		Mark Schulte Delhi, IA	Delhi, IA	-2
5	3	1		Ryan DeShaw Dyersville, IA	Dyersville, IA	-2
6	10	12LF		Jonathan Mawhinney Las Vegas, NV	Las Vegas, NV	4
7	12	A10		Grant Manthe Freeport, IL	Freeport, IL	5
8	5	12T		Austin Stamm Orangeville, IL	Orangeville, IL	-3
9	13	3		Jason Schueller Dubuque, IA	Dubuque, IA	4
10	6	7D		Dustin Wilwert North Buena Vista, IA	North Buena Vista, IA	-4
11	15	41P		Keith Pittman Waterloo, IA	Waterloo, IA	4
12	9	29		Spencer Diercks Davenport, IA	Davenport, IA	-3
13	1	2G		Matt Gansen Zwingle, IA	Zwingle, IA	-12
14	14	88		Mark Scholtes Dubuque, IA	Dubuque, IA	-
15	11	86		David McClain Potosi, WI	Potosi, WI	-4

8 Laps

Heat 1 - Top 5 Make Invert

Finish	Start	#	Competitor		Hometown	+/-
1	6	6		Jed Freiburger Dubuque, IA	Dubuque, IA	5
2	3	71C		Troy Cordes Dunkerton, IA	Dunkerton, IA	1
3	5	12T		Austin Stamm Orangeville, IL	Orangeville, IL	2
4	7	29		Spencer Diercks Davenport, IA	Davenport, IA	3
5	2	27M		Mark Schulte Delhi, IA	Delhi, IA	-3
DNS	1	41P		Keith Pittman Waterloo, IA	Waterloo, IA	-
DNS	4	3		Jason Schueller Dubuque, IA	Dubuque, IA	-
DNS	8	88		Mark Scholtes Dubuque, IA	Dubuque, IA	-
All transfer

8 Laps

Heat 2 - Top 5 Make Invert

Finish	Start	#	Competitor		Hometown	+/-
1	2	1		Ryan DeShaw Dyersville, IA	Dyersville, IA	1
2	1	2G		Matt Gansen Zwingle, IA	Zwingle, IA	-1
3	6	B1		Jeff Larson Freeport, IL	Freeport, IL	3
4	5	7D		Dustin Wilwert North Buena Vista, IA	North Buena Vista, IA	1
5	7	12LF		Jonathan Mawhinney Las Vegas, NV	Las Vegas, NV	2
6	3	86		David McClain Potosi, WI	Potosi, WI	-3
7	4	A10		Grant Manthe Freeport, IL	Freeport, IL	-3
All transfer