# March 703 (F3)

- Source: https://racingcarnetwork.com/wiki/march-703/
- Publisher: Racing Car Network (racingcarnetwork.com), the race car marketplace
- Type: car · Brand: March
- Discipline: formula, historic-racing
- Series: f3
- Era: 1970s
- Last updated: 2026-07-06
- For sale on RCN: https://racingcarnetwork.com/for-sale/march-703/ (0 live listings right now)

The 703 is the volume model's junior proof: March's 1970 Formula 3 customer car — the screamer-era grids — the start-up's ladder-wide strategy in its founding season's F3 form.

## Specifications

| Spec | Value |
|---|---|
| Engine | 1.6 F3 era units |
| Power | ~115 hp |
| House | March (founding season) |
| Strategy | Every-rung customer catalogue |
| Ledger | 1970 F3 campaigns |
| Diligence | Register law + era-spec economics |
| Years | 1970 |
| Class | Founding-season junior |

## History

March's every-rung strategy reached Formula 3 with the 703 (1970): the founding season's junior line — the customer-volume model applied down the ladder (the start-up building for F1, F2, F3, and Formula Ford simultaneously — the audacity the marque's business plan ran), the one-litre-to-1600 transition era's F3 grammar (the screamer formula's evolution years the type raced), and the production-depth proof (the customer F3 fleets the young house shipped while the 701 made headlines) — racing the junior wars: the British-and-European F3 seasons' grids (the customer careers the volume armed), the ladder-function results (the future names the March juniors carried), and the series-production line (the 713-and-onward annual evolutions the F3 business sustained through the decade).

The every-rung economics frame the type: the catalogue strategy (the customer-constructor covering the ladder the Lola method's rival interpretation), the junior-market volume the survival cash flow, and the annual-evolution rhythm the class's competition set.

The founding-junior identity structures the market: the historic-F3 welcome (the screamer-era classes' revival grids), the register scholarship per the production runs, and the founding-season colour (the 1970 birth-year cars the marque-history angle).

The present is historic-F3 custody: register law, era-spec economics, and the ladder-strategy story throughout.

## Palmarès

British-and-European F3 campaigns through the 1970 founding season — the customer fleets' junior honours in the marque's birth year.

## What to check before you buy

Founding-junior law: register scholarship first (the 703 production's identities and period campaigns — the historic-F3 movement's apparatus the documentation home), era-spec economics (the F3 formula's transition-years engine truths per car), spaceframe originality per the era, and eligibility fit (the historic F3 classes' period structures the racing life). The founding-season colour prices the charm: the marque's birth-year junior stock — the every-rung audacity's F3 proof — trading at historic-junior stakes with the March-history angle the collector layer.

## Did you know

- The ladder was simultaneous: F1 through Formula Ford built in the start-up's first year.
- The juniors paid the bills: customer F3-and-FF volume funding the headline F1 gamble.
- The birth year is the colour: 1970 March iron carrying the founding audacity's date.

## Related entries

- March 743 (F3) — https://racingcarnetwork.com/wiki/march-743/
- March 783 (F3) — https://racingcarnetwork.com/wiki/march-783/
- March 793 (F3) — https://racingcarnetwork.com/wiki/march-793/
- Brabham BT28 (F3) — https://racingcarnetwork.com/wiki/brabham-bt28/