Tailcone Longeron Countersinking

Allan
March 22, 2021March 22, 2021
Empennage, Tail Cone
Hours logged: 0.8

I deburred, marked, and completed the countersinking of the necessary holes on the tailcone longerons. These are now ready for etching and priming.

Category	Hrs	Progress
Workshop	21.5	100%
Setup	16	100%
Tools	5.5	100%
Empennage	294.7/296	100%
Inventory	2	100%
Vertical Stabilizer	16	100%
Rudder	27.6	100%
Horizontal Stabilizer	47.5	100%
Elevators	65.4	100%
Tail Cone	88.3	100%
Attach	21.9	100%
Fairings	26/27	96%
Fuselage	475.2/488	97%
Inventory	4.5	100%
Mid Fuse	64.3	100%
Firewall	24	100%
Fwd Fuse	40	100%
Side Skins	74.3	100%
Steps	4.2	100%
Upper Fwd Assembly	12	100%
Tail Attach	9	100%
Baggage Area	29.5	100%
Baggage Door	13	100%
Covers & Floor Panels	28/29	97%
Brake Lines	10/10	98%
Fuel System	9/10	90%
Rudder Pedals	1/2	50%
Control System	15.2	100%
Flap System	3.8	100%
Upper Fwd Install	4/10	40%
Rear Seat Backs	7	100%
Cabin Top	122.4/126	97%
Wings	60/77	78%
Fuel Tanks	14	100%
Bottom Wing Skins	21/25	84%
Aileron Actuation	17/18	96%
Wing Tips	0/10	0%
Pitot/AoA	8/10	80%
Finish Kit	122/259	47%
Engine Mount	3	100%
Landing Gear	4/10	40%
Spinner and Cowling	0/80	0%
Gear Leg and Wheel Fairings	0/40	0%
Seats and Seat Belts	8/14	57%
Inventory	2	100%
Doors & Transparencies	105/110	95%
Firewall Forward	10/144	7%
Oil Cooler	6/6	96%
Mount Engine	0/10	0%
Cowl Baffle	0/40	0%
Control Cables	4/8	50%
Fuel System	0/20	0%
Oil System	0/10	0%
Exhaust System	0/20	0%
Sensors/Instrumentation	0/20	0%
Preheater	0/10	0%
Avionics/Wiring	187.9/350	54%
Other	111.8/133	84%
Interior	38/45	84%
Engine Build	20	100%
Oxygen	8/20	40%
A/C	45.8/48	96%
Total	1283.1/1768	73%

I have averaged 5.91 hrs/week (0.84 hrs/day) and have about 485 hours remaining.

Some guesses as to how long it might take to finish:
• At my average rate (April 2026)
• At 8 hrs/week (November 2025)
• At 12 hrs/week (July 2025)
• At 14 hrs/week (June 2025)