Most of your questions, I cannot answer, but I do have an Indycar database in development. So I made a brief abstract of the Eagle 74 cars where I have chassis ID's. That shows the following. I hope it helps you on your way to completing the info:
Eagle 74, in my (far from complete) Indy database:
1974:
7403 Patrick Racing Team Wally Dallenbach
7404 (or 7405) Oscar Olson Bobby Unser
AAR Bobby Unser
7405 (or 7404) Oscar Olson Bobby Unser
7406 Vel's Parnelli Jones Mario Andretti
7407 Jerry O' Connell Billy Vukovich (Only seen once in practice)
7409 Patrick Racing Team Gordon Johncock
7411 Unlimited Racing Lloyd Ruby (Only seen once in practice, crash)
7411? Michael Devin Lloyd Ruby (One NQ only)
7417 Leader Card Mike Mosley
Steve Krisiloff
1975:
7403 Patrick Racing Team Wally Dallenbach
7404 (or 7405) AAR Bobby Unser
7404? (or 7405) Earle M. Jorgenson Bobby Unser
7405? (or 7404) Earle M. Jorgenson Bobby Unser
7406 Vel's Parnelli Jones Mario Andretti
7407 Jerry O' Connell Mike Mosley
Bobby Unser
Al Unser
Mario Andretti
7409 Patrick Racing Team Gordon Johncock
7411 Michael Devin Sammy Sessions
Lloyd Ruby
7417 Leader Card Steve Krisiloff (One NQ only)
1976:
7403 Leader Card George Snider
Mike Hiss
7404 Earle M. Jorgenson Pancho Carter
Vern Schuppan (NQ)
7404? (or 7405) Earle M. Jorgenson Pancho Carter
Vern Schuppan
7405? (or 7404) Earle M. Jorgenson Pancho Carter
7406 Richard Routh Jan Opperman
Todd Gibson
7407 Jerry O' Connell Mike Mosley
7409 Brenda Gibson Gary Allbritain
7411 Michael Devin Arlene Hiss
Lloyd Ruby
Bobby Hillin Jan Opperman
George Snider
7417? Leader Card Tom Bigelow
Fletcher Bob Fletcher Bobby Unser
1977:
7403 Leader Card Joe Saldana
Tom Bigelow (NQ)
7403? Leader Card Johnny Parsons (DNS)
Gary Irvin
Joe Saldana
George Snider
7405 Patrick Santello Lee Kunzman
7406 Richard Routh Todd Gibson
7407 Jerry O' Connell Mike Mosley
Vern Schuppan
Pancho Carter
7411 Bobby Hillin Bubby Jones
George Snider
7417? (7403) Leader Card Tom Bigelow
Fletcher Gehlhausen Spike Gehlhausen
1978:
7403 Leader Card Tom Bigelow
Tom Bagley (DNS)
7404 (or 7405) Patrick Santello Larry Rice
7405 Patrick Santello Larry Rice
Gehlhausen Spike Gehlhausen
7407 Jim McElreath Jim McElreath
7408 Bruce Crower Chuck Gurney
7411 Wayne Woodward Billy Vukovich
Roger Rager
7417? (or 7403) Leader Card Tom Bagley
Fletcher Gehlhausen Spike Gehlhausen
John Mahler
Gehlhausen Gehlhausen Spike Gehlhausen
1979:
Fletcher Gehlhausen Spike Gehlhausen
Phil Caliva
Gehlhausen (or Fletcher) Spike Gehlhausen
Al Loquasto
1980:
7411 John Mahler Michel Jourdain
Fletcher Bill Tempero Bill Tempero
Gehlhausen Walter Medlin Tony Bettenhausen
1981:
Fletcher Jim Buick Jim Buick
Joe Hunt Phillip Krueger
Gehlhausen Walter Medlin Bubby Jones
1982:
Fletcher Joe Hunt Phillip Krueger
Dick Ferguson
Jerry Sneva (NQ/DNS)
Sorry for the formatting, but an interface that doesn't accept <tab> characters is pretty useless.
Edit: and it looked almost acceptable before I sent it, and then the post button decided to reduce some multiple spaces to single spaces again. If it is not possible to read it, please sent me a PM and I will try to send you a better version
Edited by Henk Vasmel, 15 May 2024 - 19:37.