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MCM/MIE GM V-8 454 & 502 cid 1981 & up

MerCruiser 454/502 CID B/B V8 Chevy 1981 and Up

These manifolds & risers are direct replacements to those used on the original MerCruiser 454/502 CID V8 Chevy engines from 1984 to 2002. They will accept all original accessories, as well as the replacements shown on this page. To place an order please use our secure online ordering.

Displaying products 1 - 33 of 33 results
 47-19571   MANIFOLD 89011A8 MERCRUISER
47-19571 MANIFOLD 89011A8 MERCRUISER (SIE 19571)
List Price: $289.00
Your Price: $225.95
You Save: $63.05 (22 %)
47-19571 MANIFOLD 89011A8 MERCRUISER (SIE 19571)
MANIFOLD 89011A8 MERCRUISER - Priced per EA - [HM9]
 47-19761   EX. ELBOW, MCM 4IN CENTER DUMP
47-19761 EX. ELBOW, MCM 4IN CENTER DUMP (SIE 19761)
List Price: $159.00
Your Price: $117.86
You Save: $41.14 (26 %)
47-19761 EX. ELBOW, MCM 4IN CENTER DUMP (SIE 19761)
EX. ELBOW, MCM 4IN CENTER DUMP - Priced per EA - [HM9]
 47-4226    DRAIN PLUG
47-4226 DRAIN PLUG (SIE 4226)
Your Price: $2.99
47-4226 DRAIN PLUG (SIE 4226)
DRAIN PLUG - Priced per EA - [HM9]
Exhaust Bellows - Bell Housing Part # 18654A 1
710-18654A 1 W7 EXHAUST BELLOWS (710-18654A 1)
List Price: $39.50
Your Price: $38.72
You Save: $0.78 (2 %)
710-18654A 1 W7 EXHAUST BELLOWS (710-18654A 1)
W7 EXHAUST BELLOWS - Priced per EA - [HM9]
Exhaust Manifold Drain Elbow Part # 22-862210A01
710-22-862210A01 ELBOW KIT (710-22-862210A01)
Your Price: $12.50
710-22-862210A01 ELBOW KIT (710-22-862210A01)
ELBOW KIT - Priced per EA - [HM9]
32-44348001
710-32-44348001 TUBE-EXHAUST SS<32-44348T
List Price: $61.00
Your Price: $57.87
You Save: $3.13 (5 %)
710-32-44348001 TUBE-EXHAUST SS<32-44348T
TUBE-EXHAUST SS<32-44348T - Priced per EA - [HM9]
Exhaust Manifold Part # 807078Q07
710-807078T08 MANIFOLD,EXH BBLK V8 E-COAT
Your Price: $234.42
710-807078T08   MANIFOLD,EXH BBLK V8 E-COAT
MANIFOLD,EXH BBLK V8 E-COAT - Priced per EA - [HM9]
Riser Kit Part # 93320A 5
710-93320A13 RISER KIT-3 INCH
Your Price: $297.08
710-93320A13 RISER KIT-3 INCH
RISER KIT-3 INCH (replaces 93320A 5) - Priced per EA - [HM9]
Exhaust Elbow Part # 98504A 3
710-98504A 3 ELBOW ASSY
Your Price: $254.17
710-98504A 3   ELBOW ASSY
ELBOW ASSY - Priced per EA - [HM9]
766-3320    SPACER 3 MCM SS>710-93320A 5
766-3320 SPACER 3 MCM SS>710-93320A 5 (OSC 3320)
Your Price: $87.50
766-3320 SPACER 3 MCM SS>710-93320A 5 (OSC 3320)
SPACER 3 MCM SS>710-93320A 5 - Priced per EA - [HM9]
766-3320MK    MOUNTING KIT
766-3320MK MOUNTING KIT (OSC 3320MK)
Your Price: $28.75
766-3320MK MOUNTING KIT (OSC 3320MK)
MOUNTING KIT - Priced per EA - [HM9]
766-3320MKX   MOUNTING KIT F/3220 W/4354
766-3320MKX MOUNTING KIT F/3220 W/4354 (OSC 3320MKX)
Your Price: $33.75
766-3320MKX MOUNTING KIT F/3220 W/4354 (OSC 3320MKX)
MOUNTING KIT F/3220 W/4354 - Priced per EA - [HM9]
766-3322MK    MOUNTING KIT
766-3322MK MOUNTING KIT (OSC 3322MK)
Your Price: $10.50
766-3322MK MOUNTING KIT (OSC 3322MK)
MOUNTING KIT - Priced per EA - [HM9]
766-4354    P RISER ELB CEO 4 7DEG 807988
766-4354 P RISER ELB CEO 4 7DEG 807988 (OSC 4354)
Your Price: $177.45
766-4354 P RISER ELB CEO 4 7DEG 807988 (OSC 4354)
P RISER ELB CEO 4 7DEG 807988 - Priced per EA - [HM9]
766-4354MK    MTG.KIT FOR 4354 RISER(807988
766-4354MK MTG.KIT FOR 4354 RISER(807988 (OSC 4354MK)
Your Price: $27.50
766-4354MK MTG.KIT FOR 4354 RISER(807988 (OSC 4354MK)
MTG.KIT FOR 4354 RISER(807988 - Priced per EA - [HM9]
766-8503A   P-RISER 3 15DEG DOWN CEO 98504
766-8503A P-RISER 3 15DEG DOWN CEO 98504 (OSC 8503A)
Your Price: $160.00
766-8503A P-RISER 3 15DEG DOWN CEO 98504 (OSC 8503A)
P-RISER 3 15DEG DOWN CEO 98504 - Priced per EA - [HM9]
766-8503AMK   MTG KIT 8503A
766-8503AMK MTG KIT 8503A (OSC 8503AMK)
Your Price: $15.50
766-8503AMK MTG KIT 8503A (OSC 8503AMK)
MTG KIT 8503A - Priced per EA - [HM9]
766-8503GB    GASKET FWC(CLOSED)MERC CEO
766-8503GB GASKET FWC(CLOSED)MERC CEO (OSC 8503GB)
Your Price: $9.00
766-8503GB GASKET FWC(CLOSED)MERC CEO (OSC 8503GB)
GASKET FWC(CLOSED)MERC CEO - Priced per EA - [HM9]
766-8503GO    GASKET RWC(OPEN)MERC CEO
766-8503GO GASKET RWC(OPEN)MERC CEO (OSC 8503GO)
Your Price: $9.00
766-8503GO GASKET RWC(OPEN)MERC CEO (OSC 8503GO)
GASKET RWC(OPEN)MERC CEO - Priced per EA - [HM9]
766-8503GR    GASKET RESTRICTED(RWC&FWC)CEO
766-8503GR GASKET RESTRICTED(RWC&FWC)CEO (OSC 8503GR)
Your Price: $9.00
766-8503GR GASKET RESTRICTED(RWC&FWC)CEO (OSC 8503GR)
GASKET RESTRICTED(RWC&FWC)CEO - Priced per EA - [HM9]
766-8503SS    PLATE S.S.FWC BLOCK-OFF CEO
766-8503SS PLATE S.S.FWC BLOCK-OFF CEO (OSC 8503SS)
Your Price: $11.88
766-8503SS PLATE S.S.FWC BLOCK-OFF CEO (OSC 8503SS)
PLATE S.S.FWC BLOCK-OFF CEO - Priced per EA - [HM9]
766-9011A   MANIFOLD MERCRUISER #89011
766-9011A MANIFOLD MERCRUISER #89011 (OSC 9011A)
Your Price: $308.70
766-9011A MANIFOLD MERCRUISER #89011 (OSC 9011A)
MANIFOLD MERCRUISER #89011 - Priced per EA - [HM9]
766-9011AMK   MOUNTING KITS MERC FITS 9011
766-9011AMK MOUNTING KITS MERC FITS 9011 (OSC 9011AMK)
Your Price: $15.44
766-9011AMK MOUNTING KITS MERC FITS 9011 (OSC 9011AMK)
MOUNTING KITS MERC FITS 9011 - Priced per EA - [HM9]
807078T10
807078T10 MANIFOLD ASSY-EXH BBLK
Your Price: $440.42
807078T10   MANIFOLD ASSY-EXH BBLK
MANIFOLD ASSY-EXH BBLK - Priced per EA - [HM9]
807988A03
807988A03 Exhaust Elbow, Ceramic Coated, V-6 THR V-8 4" outlet 1982-2002
Your Price: $236.67
807988A03 Exhaust Elbow, Ceramic Coated,  V-6 THR V-8 4" outlet 1982-2002
Ceramic Coated Exhaust Elbow V-6 THR V-8 4" outlet 1982-2002
807988Q03
807988Q03 E COATED EXHAUST ELBOW V-6 THR V-8 4" outlet
List Price: $156.17
Your Price: $143.36
You Save: $12.81 (8 %)
807988Q03   E COATED EXHAUST ELBOW V-6 THR V-8 4" outlet
E COATED EXHAUST ELBOW V-6 THR V-8 4" outlet 1982-2002
98502A 2
98502A 2 ELBOW ASSY
Your Price: $270.75
98502A 2   ELBOW ASSY
ELBOW ASSY - Priced per EA - [HM9]
BAR MC-20-98504 15 DEGREE RISER- MERC V8 (109-MC2098504)
List Price: $144.00
Your Price: $139.57
You Save: $4.43 (3 %)
BAR MC-20-98504 15 DEGREE RISER- MERC V8 (109-MC2098504)
15 DEGREE RISER- MERC V8 - Priced per EA - [HM9]
BARMC-1-89011 Manifold
BARMC-1-89011 Manifold
List Price: $340.00
Your Price: $319.08
You Save: $20.92 (6 %)
BARMC-1-89011 Manifold
Manifold, 454/502 V8 Chevy Center Discharge, replaces Merc #89011A8
BARMC-20-98502 Riser
BARMC-20-98502 Riser
List Price: $202.00
Your Price: $181.80
You Save: $20.20 (10 %)
BARMC-20-98502 Riser
Riser, 3 inch outlet center discharge, replaces Merc #98502A 2
766-8502    CENTER RISER 3IN F/MERC
OSC 8502 CENTER RISER 3IN F/MERC (OSC 8502)
Your Price: $152.50
OSC 8502 CENTER RISER 3IN F/MERC (OSC 8502)
CENTER RISER 3IN F/MERC - Priced per EA - [HM9]
OSC3322 Spacer, 6 inch
OSC3322 Spacer, 6 inch
Your Price: $90.00
OSC3322 Spacer, 6 inch
Spacer Block, 6 inch
Drain Plug Part # 22-806608A 1
PLUG KIT @5, part # 806608A02
Your Price: $5.00
PLUG KIT    @5, part # 806608A02
PLUG KIT @5
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