OEM PART NUMBERS:
• Massey Ferguson: 3814606M1 / 3814606M2
• Massey Ferguson: 3712928M2
• Sparex: S.43988
• Gasket (sold separately): S.44068
SPECIFICATIONS:
• Type: Underhood Muffler / Exhaust Box — Tier 1 Type
• Body Style: Oval
• Material: Steel with heat-resistant coating (gray matte finish)
• Inlet: 2-1/2" ID (60mm / 60.8mm)
• Outlet: 2-3/8" OD (approximately 2-1/2" / 60mm)
• Muffler Body: 10.43" L x 4.92" W (267mm x 125mm)
• Overall Length: 11.93" (303mm)
• Width: 10.5" | Depth: 6.5" | Height: 12"
• Flange: 3-hole, 2.90" PCD (74mm), holes 3 x 0.51" (13mm)
• Clamp: Not Included
• ⚠️ TIER 1 ONLY — Will NOT fit electric fuel pump models
• MF 491/492: Mechanical fuel pump models ONLY
• Condition: New
APPLICATIONS:
• MF 4200 Series: 4235 / 4243 / 4245 / 4253 / 4255 / 4265
• MF 4300 Series: 4345 / 4355 / 4365
• MF 491 / 492 (Tier 1 mechanical fuel pump) | MF 5300 / 5310
PRODUCT NOTICE:
As a parts distributor we mostly sell aftermarket parts (any OEM parts would be noted as such). Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but are designed to function the same as - if not better than - the original. All parts sold are new.
WARNING - This product may expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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