No.4 fuel injection pipe sub-assembly 23704-78121 for Toyota Dyna
2370478121 - Engine parts
Price Details
Dealer Price ≠ Your Price
Official dealer price is only a benchmark. Your LongTop quote is significantly lower.
| Brand | Longtop Supply Quote | Action |
|---|---|---|
| FAW Toyota | $40.29 | Check Better Price |
| GAC Toyota | $47.51 | Check Better Price |
| Imported Toyota | $45.13 | Check Better Price |
| Lexus | $45.13 | Check Better Price |
Replacements
Alternative OE numbers related to this product.
| Brand | Original OE | Replacement OE |
|---|---|---|
| - | 2370478121 | 23704E0012 |
Compatible Models
Vehicle models currently mapped to this OE part.
Show all 13 mapped vehicle models
Product Overview
OE 23704-78121 is the genuine Toyota OEM no.4 fuel injection pipe sub-assembly that splits pressurised fuel to each injector. Fits DYNA, DYNA/TOYOACE, DYNA/TOYOACE HV, QUICK DELI/URBAN SUP and COASTER (CHINA), built from 1993 to 2006. The listing carries one interchangeable number: 23704E0012.
Send your VIN or OE number and we will quote wholesale with worldwide export shipping.
Technical Specifications
| OE Number | 2370478121 |
| Part Name | No.4 fuel injection pipe sub-assembly |
| Brand | Toyota |
| Position | Engine – injection pump to injector No.4 |
| Type | Fuel Injection Pipe Sub-Assembly No.4 |
| Length | 221mm |
| Width | 34mm |
| Height | 21mm |
OE Cross-Reference
| 23704E0012 | Toyota |
Questions and Answers
Which Toyota or Lexus vehicles is 23704-78121 used on?
23704-78121 covers DYNA, DYNA/TOYOACE, DYNA/TOYOACE HV, QUICK DELI/URBAN SUP and COASTER (CHINA), with production years 1993 to 2006.
What part numbers replace 23704-78121?
Listed on this page are 1 interchangeable numbers for 23704-78121, among them 23704E0012 (Toyota).
What size is 23704-78121?
Measuring 221mm long, 34mm wide, and 21mm high, this Toyota No.4 Fuel Injection Pipe Sub-Assembly (part number 23704-78121) is a genuine unit.
How can I verify that 23704-78121 is a genuine Toyota part?
Three checks confirm a genuine No.4 Fuel Injection Pipe Sub-Assembly: the box label shows the ten-character number 23704-78121 alongside the country-of-origin marking; parts produced in Japan show MADE IN JAPAN on the part-number label, and current Japanese packaging carries a faint 5% screen on every other Genuine Parts logo; and the component also carries the OE supplier’s name next to Toyota’s, for example DENSO, AISIN, NSK or KYB. Commercial invoice, packing list and Certificate of Origin can be provided for any shipment.
Is 23704-78121 a front or rear part?
This part is listed for the Engine – injection pump to injector No.4 position.
How many pieces are needed for 23704-78121?
Sold as one piece per position – check the quantity required for your application.
Is 23704-78121 the same part across different markets?
The Toyota number 23704-78121 is unified across markets; a different number on another catalog is the superseded version – confirm with our sales team before dispatch.
Is there anything I need to know before installing this part?
A few points before you fit it: Relieve the fuel-system pressure before opening any joint, and fit a new O-ring or retainer clip on reassembly.
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