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Knucklehead 61" & 74" Big Twin 1936-1947

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CYLINDER (ONLY) FRONT (N/H 74″) M-4-4567

CYLINDER (ONLY) FRONT (N/H 74″) M-4-4567

CYLINDER ONLY (FRONT) **74..

$229.95

CYLINDER (ONLY) REAR (N/H 74″) M-4-4568

CYLINDER (ONLY) REAR (N/H 74″) M-4-4568

CYLINDER ONLY (REAR) **74..

$229.95

CYLINDER,(ONLY) FRONT (61″) M-4-4596

CYLINDER,(ONLY) FRONT (61″) M-4-4596

CYLINDER ONLY (FRONT) **61..

$204.95

CYLINDER,(ONLY) REAR (61″) M-4-4597

CYLINDER,(ONLY) REAR (61″) M-4-4597

CYLINDER ONLY (REAR) **61..

$204.95

CYLINDERS,(ONLY) *FRONT & REAR* M-4-4569

CYLINDERS,(ONLY) *FRONT & REAR* M-4-4569

CYLINDER ONLY (F & R) **74..

$404.95

CYLINDERS,(ONLY) *FRONT & REAR* M-4-4598

CYLINDERS,(ONLY) *FRONT & REAR* M-4-4598

CYLINDER ONLY (F & R) **61..

$394.95

GASKET,VALVE GUIDE (BOTTOM) L-3-565

GASKET,VALVE GUIDE (BOTTOM) L-3-565

VALVE GUIDE GASKET **BOTTOM** BIG TWIN 1936-1947 OEM # 18265-37 EASTERN # L-3-56..

$26.50

GASKETS,TAPPET GUIDES (F & R) L-3-949

GASKETS,TAPPET GUIDES (F & R) L-3-949

TAPPET GUIDE GASKETS (FRONT AND REAR) BIG TWIN 1936-1947 OEM # 18632-36 EASTERN # ..

$42.50

HEAD GASKETS, **FIRE-RING** L-3-675

HEAD GASKETS, **FIRE-RING** L-3-675

HEAD GASKETS **FIRE-RING** (1/16..

$36.95

HEAD GASKETS, *BLUE TEFLON* L-3-851

HEAD GASKETS, *BLUE TEFLON* L-3-851

HEAD GASKETS **BLUE TEFLON** BIG TWIN 1936-1947 OEM # 16770-36 EASTERN # L-3-851..

$31.95

HEAD GASKETS, *COPPER .021 TH* L-3-852

HEAD GASKETS, *COPPER .021 TH* L-3-852

HEAD GASKETS **COPPER** BIG TWIN 1936-1947 OEM # 16770-36 EASTERN # L-3-852 UO..

$36.95

NYLOCK NUT,CAD. 7/16-20 THREAD 35-0546

NYLOCK NUT,CAD. 7/16-20 THREAD 35-0546

NYLOCK NUT, **7/16-20 THREAD** (CADMIUM PLATED) OEM # 7825 EASTERN # 35-0546 ..

$25.00

OIL SEAL,ROCKER ARMS (OEM-STYLE) A-17475-38B

OIL SEAL,ROCKER ARMS (OEM-STYLE) A-17475-38B

ROCKER ARM OIL SEALS, (OEM STYLE) BIG TWIN 1936-1947 OEM # 17475-38 EASTERN # A-17..

$47.80

OIL SEAL,ROCKER ARMS (RUBBER) A-17475-38

OIL SEAL,ROCKER ARMS (RUBBER) A-17475-38

ROCKER ARM OIL SEALS, (LATHE CUT) BIG TWIN 1936-1947 OEM # 17475-38 EASTERN # A-17..

$24.78

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-010

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-010

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-020

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-020

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-030

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-030

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-040

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-040

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-050

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-050

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-060

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-060

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-070

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-070

PISTON WITH HASTINGS RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-080

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-080

PISTON WITH IMPORTED RINGS **61..

$199.95

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-STD

PISTONS W/RINGS 61″ C/C 7 1/2-1 E-826-STD

PISTON WITH HASTINGS RINGS **61..

$199.95

SHAFT,ROCKER ARM (FRONT EX.) A-17441-39

SHAFT,ROCKER ARM (FRONT EX.) A-17441-39

ROCKER ARM SHAFT (FRONT EXHAUST) BIG TWIN 1936-1947 OEM # 17441-39 EASTERN # A-17..

$59.95

SHAFT,ROCKER ARM (FRONT IN.) A-17435-39

SHAFT,ROCKER ARM (FRONT IN.) A-17435-39

ROCKER ARM SHAFT (FRONT INTAKE) BIG TWIN 1936-1947 OEM # 17435-39 EASTERN # A-174..

$59.95

SHAFT,ROCKER ARM (REAR EX.) A-17444-39

SHAFT,ROCKER ARM (REAR EX.) A-17444-39

ROCKER ARM SHAFT (REAR EXHAUST) BIG TWIN 1936-1947 OEM # 17444-39 EASTERN # A-174..

$59.95

SHAFT,ROCKER ARM (REAR IN.) A-17438-39

SHAFT,ROCKER ARM (REAR IN.) A-17438-39

ROCKER ARM SHAFT (REAR INTAKE) BIG TWIN 1936-1947 OEM # 17438-39 EASTERN # A-1743..

$59.95

SHAFT,ROCKER ARMS (.005 O/S) 40-0170

SHAFT,ROCKER ARMS (.005 O/S) 40-0170

ROCKER ARM SHAFTS (.005 OVERSIZE) BIG TWIN 1936-1947 OEM # EASTERN # 40-0170 UO..

$169.95

SHAFT,ROCKER ARMS (.010 O/S) 40-0180

SHAFT,ROCKER ARMS (.010 O/S) 40-0180

ROCKER ARM SHAFTS (.010 OVERSIZE) BIG TWIN 1936-1947 OEM # EASTERN # 40-0180 UO..

$169.95

SHAFT,ROCKER ARMS (SET-4) A-17445-SET

SHAFT,ROCKER ARMS (SET-4) A-17445-SET

ROCKER ARM SHAFTS (F&R INTAKE, F&R EXHAUST) BIG TWIN 1936-..

$169.95

TAPPET ASSEMBLY, (+.010)*EXHAUST* A-18493-93

TAPPET ASSEMBLY, (+.010)*EXHAUST* A-18493-93

TAPPET ASSEMBLY, EXHAUST -0.01 BIG TWIN 1936-1947 OEM # EASTERN # A-18493-93 U..

$96.95

TAPPET ASSEMBLY, (+.010)*INTAKE* A-18491-93

TAPPET ASSEMBLY, (+.010)*INTAKE* A-18491-93

TAPPET ASSEMBLY, INTAKE -0.01 BIG TWIN 1936-1947 OEM # EASTERN # A-18491-93 UO..

$96.95

TAPPET ASSEMBLY, (+005) *EXHAUST* A-18493-78

TAPPET ASSEMBLY, (+005) *EXHAUST* A-18493-78

TAPPET ASSEMBLY, EXHAUST -0.005 BIG TWIN 1936-1947 OEM # EASTERN # A-18493-78 ..

$96.95

TAPPET ASSEMBLY, (+005) *INTAKE* A-18491-78

TAPPET ASSEMBLY, (+005) *INTAKE* A-18491-78

TAPPET ASSEMBLY, INTAKE -0.005 BIG TWIN 1936-1947 OEM # EASTERN # A-18491-78 U..

$96.95

TAPPET ASSEMBLY, (STD) *INTAKE* A-18491-36

TAPPET ASSEMBLY, (STD) *INTAKE* A-18491-36

TAPPET ASSEMBLY, INTAKE (STD) BIG TWIN 1936-1947 OEM # 18491-36 EASTERN # A-1849..

$96.95

VALVE EXHAUST, (1/8″ NITRIDE) E-610-1-N

VALVE EXHAUST, (1/8″ NITRIDE) E-610-1-N

VALVE **EXHAUST** (NITRIDE) **1/8 OVERSIZE** BIG TWIN 1936-1947 OEM # EASTERN # ..

$41.95

VALVE EXHAUST, (1/8″ OVERSIZE) E-610-1

VALVE EXHAUST, (1/8″ OVERSIZE) E-610-1

VALVE **EXHAUST** (PLAIN FINISH)**1/8 OVERSIZE** BIG TWIN 1936-..

$41.95

VALVE EXHAUST, (NITRIDE-FINISH) E-610-N

VALVE EXHAUST, (NITRIDE-FINISH) E-610-N

VALVE **EXHAUST** (NITRIDE FINISH) BIG TWIN 1936-1947 OEM # 18081-36 EASTERN # E..

$41.95

VALVE EXHAUST, (PLAIN FINISH) E-610

VALVE EXHAUST, (PLAIN FINISH) E-610

VALVE **EXHAUST** (PLAIN FINISH) BIG TWIN 1936-1947 OEM # 18081-36 EASTERN # E-6..

$41.95

VALVE INTAKE, (1/8″) OVERSIZE E-600-1

VALVE INTAKE, (1/8″) OVERSIZE E-600-1

VALVE **INTAKE** (PLAIN FINISH) **1/8 OVERSIZE** BIG TWIN 1936-1947 OEM # EASTERN..

$41.95

VALVE INTAKE, (1/8″-NITRIDE) E-600-1-N

VALVE INTAKE, (1/8″-NITRIDE) E-600-1-N

VALVE **INTAKE** (NITRIDE) **1/8 OVERSIZE** BIG TWIN 1936-1947 OEM # EASTERN # E..

$41.95

VALVE INTAKE, (NITRIDE-FINISH) E-600-N

VALVE INTAKE, (NITRIDE-FINISH) E-600-N

VALVE **INTAKE** (NITRIDE FINISH) BIG TWIN 1936-1947 OEM # 18071-36 EASTERN # E-..

$43.95

VALVE INTAKE, (PLAIN FINISH) E-600

VALVE INTAKE, (PLAIN FINISH) E-600

VALVE **INTAKE** (PLAIN FINISH) BIG TWIN 1936-1947 OEM # 18071-36 EASTERN # E-60..

$41.95

WASHER,(BRASS) 7/16″ x 13/16″ A-6475

WASHER,(BRASS) 7/16″ x 13/16″ A-6475

WASHER **7/16 X 13/16 X 1/16..

$31.25

WASHER,(STEEL) 29/64″ x 51/64″ A-6473

WASHER,(STEEL) 29/64″ x 51/64″ A-6473

WASHER **29/64 X 51/64 X 1/16..

$26.25

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