Beefed Up Supercharger MAP Vacuum Port Sealing Cap For GM LSA LS9 LT4 LS LQ4 LSX Engines, Aluminum Alloy Intake Port Seal Plate, Keeps MAP Sensor Ports Sealed On One Or Both, Silver Finish, Long Hole Spacing, Automotive Replacement Part
✔️ Includes 1 Cap, O-Ring, and install hardware for 1 or 2 MAP ports
This aluminum alloy cap seals GM supercharger MAP vacuum ports on LSA, LS9, LT4, LS, LQ4, and LSX engines, keeping idle ports sealed to prevent dust and oil ingress.
✅ Material: T6061 aluminum alloy with anodized finish for durability and sealing
✅ Compatibility: GM LSA, LS9, LT4, LS, LQ4, LSX engines (4.8L-6.0L), verify port spacing
✅ Sealing capability: seals 1 or both MAP ports to block air leaks
✅ Dimensions: 1.48 in × 0.60 in × 0.50 in (37.6 mm × 15.2 mm × 12.7 mm)
✅ Package contents: 1 Port Cap Cover Plate, 1 O-ring, 1 installation hardware
✅ Easy install: no special tools required
💡 What is a MAP vacuum port sealing cap used for on GM LSA/LSX engines?
Handy little part that seals MAP sensor ports to prevent leaks and debris, helping maintain proper intake flow in boosted GM engines.
- It seals 1 or both MAP ports to block dust, oil, and contaminants - It is machined from T6061 aluminum alloy with anodized finish for durability - It installs quickly with no special tools and includes O-ring and hardware - It fits GM LSA, LS9, LT4, LS, LQ4, LSX engines with specific port spacing ✝️