The Volvo B200K is a 1,986 cc, inline‑four petrol engine produced between 1985 and 1990. It features a cast‑iron block, single overhead camshaft (SOHC) driven by a timing belt, and Bosch K‑Jetronic mechanical fuel injection. This unit delivered 110 bhp (82 kW) and 16.3 kgf·m (160 Nm) of torque, offering a balance of reliability and adequate performance for its era.
Fitted primarily to the 740 Series sedans and wagons, the B200K was engineered for smooth, dependable daily transportation with an emphasis on emissions compliance and fuel efficiency. Its character is defined by linear, predictable power delivery. To meet evolving regulations, it incorporated a catalytic converter and lambda sensor, allowing compliance with Euro 1 emissions standards.
One documented concern is premature failure of the distributor drive gear, which can lead to ignition timing issues and engine misfires. This issue, highlighted in Volvo Service Bulletin 2‑86, is often linked to material wear under high thermal loads. In 1987, Volvo introduced a revised, hardened gear to address this weakness.
Production years 1985–1990 meet Euro 1 emissions standards (VCA UK Type Approval applicable for post-1992 UK imports; pre-1992 vehicles are exempt).
The Volvo B200K is a 1,986 cc inline‑four petrol engine engineered for executive sedans and wagons (1985-1990). It combines a single overhead camshaft with Bosch K-Jetronic mechanical fuel injection to deliver smooth, predictable power and meet early emissions regulations. Designed to comply with Euro 1 standards, it prioritizes durability and straightforward maintenance.
| Parameter | Value | Source |
|---|---|---|
| Displacement | 1,986 cc | |
| Fuel type | Petrol | |
| Configuration | Inline‑4, SOHC, 8‑valve | |
| Aspiration | Naturally aspirated | |
| Bore × stroke | 88.9 mm × 80.0 mm | |
| Power output | 110 bhp (82 kW) @ 5,400 rpm | |
| Torque | 160 Nm (16.3 kgf·m) @ 3,700 rpm | |
| Fuel system | Bosch K-Jetronic mechanical fuel injection | |
| Emissions standard | Euro 1 | |
| Compression ratio | 9.8:1 | |
| Cooling system | Water‑cooled | |
| Turbocharger | None | |
| Timing system | Belt-driven camshaft | |
| Oil type | SAE 10W-40 (API SF/CC) | |
| Dry weight | 170 kg (approx.) |
The SOHC design provides smooth, predictable power but requires strict adherence to the 60,000-mile timing belt replacement interval to prevent failure. The Bosch K-Jetronic system is robust but demands precise adjustment; incorrect fuel pressure leads to poor running. The catalytic converter is sensitive to unburnt fuel from ignition misfires. Using the specified 10W-40 oil is critical. Pre-1987 engines should have the distributor drive gear upgraded per Volvo SB 2-86 to prevent ignition failure.
Oil Specs: Requires SAE 10W-40 meeting API SF/CC specification (Volvo Workshop Manual 1987). Modern equivalents are acceptable.
Emissions: Certified to Euro 1 emissions standards (EU Directive 88/77/EEC). VCA UK Type Approval not required for vehicles first registered before 1 August 1992.
Power Ratings: Measured under SAE net standards (with accessories). Figures represent maximum output at the crankshaft (Volvo TDS-200K).
Volvo Workshop Manual (1987 Edition)
Volvo Technical Data Sheet (TDS-200K)
Volvo Service Bulletin Archive (SB 2-86)
EU Directive 88/77/EEC (Euro 1 Standard)
The Volvo B200K was used across Volvo's 740 Series platform with longitudinal mounting. This engine received minor platform-specific adaptations-different engine mounts and accessory brackets between sedan and wagon-and from 1987 the distributor drive gear was revised, creating a key service part distinction. All adaptations are documented in OEM technical bulletins.
Locate the engine code stamped on a flat boss on the left-hand side of the engine block, just below the cylinder head (Volvo Workshop Manual 1987). The code will read "B200K". Visual identification: Cast iron block, black plastic timing belt cover, Bosch K-Jetronic fuel distributor, and a distributor mounted at the rear of the cylinder head. Differentiate from the B230K by displacement (2.0L vs 2.3L); the B230 block is visibly taller. Pre-1987 engines have a smooth distributor drive gear; post-1987 units have a ribbed, hardened gear.
The B200K's primary reliability risk is distributor drive gear failure, with elevated incidence in high-mileage or neglected vehicles. Volvo service bulletins from the era highlight this as a critical wear item, while aggregated owner data consistently shows that replacing the gear with the revised part is a highly effective preventative measure for long-term engine survival.
Analysis derived from Volvo technical bulletins (1985-1990) and aggregated data from Volvo Owners Club technical forums (2010-2023). Repair procedures should follow manufacturer guidelines.
Find answers to most commonly asked questions about VOLVO B-200-K.
Comprehensive technical documentation and regulatory references
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VOLVO Official Site
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EUR-Lex
EU emissions and type-approval regulations (e.g., CELEX:32007R0715, CELEX:32017R1151).
GOV.UK: Vehicle Approval & V5C
UK vehicle approval processes, import rules, and MoT guidance.
DVLA: Engine Changes & MoT
Official guidance on engine swaps and inspection implications.
Vehicle Certification Agency (VCA)
UK type-approval authority for automotive products.
Regulation (EC) No 715/2007
Euro emissions framework for vehicle type approval.
Commission Regulation (EU) 2017/1151
WLTP and RDE testing procedures for emissions certification.
GOV.UK: Vehicle Approval
UK compliance and certification requirements for imported and modified vehicles.
VCA Certification Portal
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