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Mercruiser aluminum exhaust manifold / riser kit

GLM marine aftermarket kits with parts and photos

  • Aluminum elbows and exhaust sets for GM / Chevy V6 and V8 (small / big block) motors 1983 and up
  • Compatible with risers that connect to 4 inch hoses
  • V8 GM big block has an extra 30% water cooling area this will help reduce temperature in port exit area for longer gasket life
  • Mercruiser manifold gaskets

59245 Aluminum Manifold Set
59245 Aluminum Manifold Set

Complete set for models 330 - 370 with big block V8 motors 454 or 502 motor (1981 up to serial numbers starting with 0M) with risers that fit 4" hose. All gaskets and mounting hardware included.

GLM # 59245 Discontinued*

59235 Small Block Chevy

59235 Small Block Chevy

Complete exhaust kit for small block GM/Chevy 305, 350 and 377 - V8 motors for 1983 up to serial numbers starting with 0M. Includes all mounting hardware.

GLM # 59235 $949.00

59225 V6 262 Exhaust Kit

59225 V6 262 Exhaust Kit

Chevy V6 - 262 complete aluminum set with gaskets, drain plugs and installation hardware. (1983 and up).

GLM # 59225 $949.00

51245 Mercruiser GM V8 Big Block
51245 Mercruiser GM V8 Big Block

GM 454 / 502 big block V8 manifold (hardware sold separately)

GLM # 51245 329.00

51145 Elbow Riser
51145 Elbow Riser

Elbow - compatible with V6 - 262, V8 - 305/350/377 (1983 and up)

GLM # 51154 $213.00