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Vehicle Info NeededTRANS GOPART NUMBER: 887-7-300
TH700-R4, 4L60 Boost Valve .300 in. Diameter
$2314
Ships on 09/17/2026
Lowest Price GuaranteeBoost Valve
Boost Valve.300 in. Diameter Fits Th700-R4, 4L60 Fits 2004R, 700R4 Installation: Transmission Removal Not Required
7-300 Features:
- TH700-R4, 4L60 Intermediate, and Reverse Boost Valve and Bushing .300 Diameter
- Intermediate and reverse boost valve and bushing for firmer manual 1-2 shift. Holds manual Low gear longer. Higher speed manual shift back to low.
Part TypeTransmission Rebuild Component
BrandTRANS GO
Package Height0.37
Package Width5.62
Package Length10.62
Weight0.01 PG
Part CategoryReplacement Parts
Part FitmentDirect Fit
Vendor Part Number7-300
Package Qty1
Package TypeEA
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