Description
Factory Ferrari Testarossa Workshop Manual (1984-1991)
This factory-level service manual gives American Testarossa owners and independent technicians every procedure needed to maintain and rebuild one of Ferrari’s most iconic mid-engine grand tourers. Coverage spans the full 1984-1991 production run, including early monospecchio (single-mirror) cars and later dual-mirror variants.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 4.9L (4943cc) Tipo F113A flat-12; Bosch KE-Jetronic fuel injection; ~380 hp US spec / ~390 hp Euro spec |
| Diesel | N/A |
| Transmissions | 5-speed manual rear-mounted transaxle |
| Drive | RWD |
| Model Years | 1984-1991 |
| Badge Twins | N/A |
Common Testarossa Repairs Covered
| System | Procedures |
|---|---|
| Flat-12 Valve Adjustment | Shim-type valve clearance inspection and adjustment with full torque specs for the F113A cam covers |
| KE-Jetronic Fuel Injection | Fuel distributor service, control pressure regulator testing, injector cleaning, and mixture adjustment |
| Retractable Headlight Mechanism | Motor, linkage, and limit switch diagnosis and replacement for the pop-up headlight assemblies |
| Transaxle & Clutch | Clutch disc and pressure plate replacement, synchronizer rebuild, and differential service on the rear-mounted 5-speed unit |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Which chassis codes does this manual cover?
The manual covers both US-specification chassis codes beginning with ZFFTA17B and European-specification codes beginning with ZFFSG17A, spanning all production Testarossas built from 1984 through 1991.
Is there a difference between early and late Testarossa coverage?
Yes. The manual addresses both the early monospecchio (single left-hand mirror) cars produced from 1984-1986 and the revised dual-mirror configuration introduced afterward, noting any specification differences between the two production periods.
Are US-spec emission and catalytic converter systems documented?
Absolutely. The manual includes dedicated sections for the emission control systems fitted to North American market cars, including the catalytic converter plumbing, oxygen sensor circuits, and the associated power reduction to approximately 380 hp versus the Euro-spec 390 hp rating.
What format is the manual?
The manual is a PDF file delivered via instant download after purchase. It is fully searchable and compatible with Windows, Mac, Linux, iOS, and Android devices. Individual pages or complete sections can be printed for garage use.
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