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Synchrotech 89-91 Cable B-Series Y1/Y2/S1/A1/J1 5th Sleeve
Part Number: SO-Y1-5

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Synchrotech 89-91 Cable B-Series Y1/Y2/S1/A1/J1 5th Sleeve
Part Number: SO-Y1-5

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$115.45

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Product Details

Part Number: SO-Y1-5
Brand: SynchroTech

Synchrotech SO-Y1-5 – Hardened 5th Gear Synchro Sleeve (Cable B-Series, 1989–1991). A purpose-built replacement sleeve crafted for the 5th gear and reverse synchronization assembly in early cable-operated Honda B-Series transmissions carrying codes Y1, Y2, S1, A1, and J1 (1989–1991). Designed with hardened steel, it restores smooth shifting and enhances durability in aging or performance-driven gearboxes.

Features:
  • Exact Application Fitment: Engineered specifically for cable B-Series transmissions (1989–1991), including Y1, Y2, S1, A1, and J1 variants, ensuring precise compatibility.
  • Hardened Steel Construction: Manufactured with durable hardened steel to withstand the stresses of gear engagement, significantly improving wear resistance and lifespan.
  • OEM-Level Precision: Machined to Synchrotech’s strict specifications for seamless, drop-in installation—no machining or modification required.
  • Targeted Gear Focus: Concentrates on the often-stressed 5th and reverse gear synchronization area, offering economical repair without replacing entire syncro assemblies.
Fitment:
  • Cable B series 1989-1991 (Y1 Y2 S1 A1 J1 )
The Synchrotech SO-Y1-5 sleeve is a high-strength, direct-fit solution tailored for the 5th and reverse gear synchronization in 1989–1991 cable-operated B-Series transmissions (Y1, Y2, S1, A1, J1). With its hardened steel durability, accurate OEM-style engineering, and price-conscious design, it’s ideal for anyone looking to restore reliable performance or extend the life of their classic Honda gearbox.

Due to the manufacturer's price control policy, this item may be excluded from promotions and discounts

WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. www.P65Warnings.ca.gov.

Vehicle Fitment

Acura Integra
1990 Acura Integra GS
1991 Acura Integra GS
1990 Acura Integra LS
1991 Acura Integra LS
1990 Acura Integra RS
1991 Acura Integra RS
Honda CRX
1988 Honda CRX Si
1989 Honda CRX Si
1990 Honda CRX Si
1991 Honda CRX Si
Honda Civic
1989 Honda Civic Si
1990 Honda Civic Si
1991 Honda Civic Si

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