# F135 Aircraft Engine Improvement Program

**R-2A activity** of project 675365 — F135 Aircraft Engine Component Improvement Program  
**Program element:** 0207268F — Aircraft Engine Component Improvement Program  
**Component:** U.S. Air Force · **Budget Activity:** 7  
**Vintage:** President's Budget PB2027  
**Canonical URL:** https://hitchintel.com/programs/0207268F/675365/a0  
**Parent:** https://hitchintel.com/programs/0207268F/675365

> **NEW START.** $33.6M requested in FY2027 with no prior-year and no current-year funding.

## Summary

This activity requests $33.6M in FY2027, 100% of project 675365 — a new start with no prior-year and no current-year money. The R-2A exhibit describes it across FY2026–FY2027, including what the FY2027 money is planned to buy.

## What the FY2027 request buys

**FY2027 planned work.** -Execute approximately 80+ AF-funded F135 engine tasks supporting F-35 flying operations. -Conduct accelerated mission test and analytical condition inspection -Address safety of flight, engine component redesign, repair/rework procedures and life limit/mission analysis. -Validate redesigned parts and new repair procedures. -Maintain/improve engine flight safety, improve OR and R&M, reduce engine LCC, and sustain engines throughout service life. -Funds may be used to address emerging and short-notice DMSMS issues.

**FY2026 to FY2027 change.** Funding increase in FY27 to address USAF share to continue F135 Engine CIP tasks and support F-35 flying operations.

## Before the request year

**FY2026 plans — current year.** No FY26 funding

## Funding

| Fiscal Year | Estimate Type | Amount ($M) |
|---|---|---|
| FY2025 | Actual | 0.0 |
| FY2026 | Enacted | 0.0 |
| FY2027 | Request | 33.6 |

> Prior, current and budget year only — an R-2A activity carries no five-year plan. It sums exactly into its project in the request year and not necessarily in any other.

## Source & machine access

- **Source:** FY2027 Department of the Air Force RDT&E Budget Justification, Exhibit R-2A, PE 0207268F project 675365 (PB PB2027). Narrative is the government's own text.
- **No marks, no contractors at this grain** — congressional marks land on the program element and R-3 performers on the project.
- **MCP:** `mcp.hitchintel.com` — `budget_get_activity`.

*HitchAI is an independent intelligence service, not affiliated with the U.S. Department of Defense. Budget figures are requests/estimates, not obligations.*