Page 188 - 2021 Sierra Catalog

18-7628
INTAKE MANIFOLD
Small-block GM with vortec cylinder heads Brass-lined water jackets for salt water applications
ALL SIERRA CARBURETORS INCLUDE BASE GASKET
• Precision remanufactured to meet or exceed OEM specifications
• Re-calibrated and re-engineered to maximize fuel efficiency and performance
• All carburetors are flow tested throughout the entire throttle range
• Fuel mixture and idle settings are pre-set to ensure that only minor idle and
choke adjustments are necessary during installation
• All bases are resurfaced and throttle shaft bushings replaced
UNIVERSAL CARBURETORS
18-7635
CARBURETOR (REMANUFACTURED) 300 CFM Holley 2V
Use replacement gasket 18-0360
18-7636
CARBURETOR (REMANUFACTURED) 500 CFM Holley 2V
Use replacement gasket 18-0994
18-7637
CARBURETOR (REMANUFACTURED)
600 CFM Holley 4V (Front inlet)
Gasket included • Use replacement gasket 18-0647
18-7638
CARBURETOR (REMANUFACTURED) 600 CFM Holley 4V-side inlet
18-7640
CARBURETOR (REMANUFACTURED) Universal Q-jet with electric choke
Use replacement carb kit 18-7018 Use replacement gasket 18-0462
MERCRUISER CARBURETORS
NEW CASTING NON-REMANUFACTURED
18-7370N
CARBURETOR
Replaces: 3310-860070A2, 3310-806077A2, 3310-806078A2, 1389-9562A1, 1389-9350A2, 1389-8490A2, 1389-815396A2, 3310-806077A2
For: MCM 120/2.5L & 140/3.0L
Gasket included • Use replacement gasket 18-0994
18-7373N
MERCARB 2V
CARBURETOR
Replaces:
Mercruiser 3310-864941A01
2002-2004 4.3L engines (s/n OM615000-OW300012 Use Replacement Carb Kit 18-7098-1
Gasket included • Use replacement gasket 18-0994
18-7375N
CARBURETOR
Replaces: 3310-864942A01, 3310-861448A1 For: 1998-2004 MCM 5.0L
Gasket included • Use replacement gasket 18-0994
18-7376N
CARBURETOR
Replaces: 3310-864943A01, 3310-861245A1 For: 1998 and newer 5.7L applications
Gasket included • Use replacement gasket 18-0994
18-7615N
Q-JET CARBURETOR
Replaces: 1347-816373A4, 1347-804624R1, 1347-804624R02
Use Replacement Carb Kit 18-7095
Gasket included • Use replacement gasket 18-2848
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ACCESSORIES — FUEL - Intake Manifolds/Universal Carburetors/Mercruiser Carburetors