Skip to content
Find us Hours of Business Email Us Trade Account Shipping Cookie policy Returns Terms & Conditions Privacy Policy Refunds

Engine - Cylinders, Heads & Pistons

Browse Cylinders, Heads & Pistons within Engine. Use the filters to narrow your selection. Check the exact model-year fitment and dimensions on each product page.

Filters

Hastings 3-7/16" Bore Chr/Moly Piston Ring Set. STD – 41-E78 1200cc/74" Big Twin
£33.48 - £33.48
£33.48
£33.62
£33.62 - £33.62
£33.62

Hastings 3-1/2" Bore Piston Ring Set. Chr/Moly. STD for Harley-Davidson 1984-1999 Evo Big Twin; 1988-2003 XL Sportster1200 - 2M6164

Available

Description Std cyl. bore: 3.4980" (88.85 mm). 1st. ring: 1.6mm. 2nd ring: 1.6mm. oil ring: 4.0mm. Tech tip: Piston grooves vs piston rings. It's n...

View full details
£33.48 - £33.48
£33.48
£33.62
£33.62 - £33.62
£33.62
Hastings 3-7/16" Bore Chr/Moly Piston Ring Set. STD – 41-E78 1200cc/74" Big Twin
£35.48 - £35.48
£35.48
£35.64
£35.64 - £35.64
£35.64

Hastings 3-1/2" Bore Piston Rings Chr/Moly. STD for L78-84 1340 cc/80" Shovel - 2M6127

Available

Description Std cyl. bore: 3.498" (88.85mm). 1st ring: 1.6mm. 2nd ring: 1.6mm. oil ring: 4.75mm. Tech tip: Piston grooves vs piston rings. It's not...

View full details
£35.48 - £35.48
£35.48
£35.64
£35.64 - £35.64
£35.64
Save 8% Save %
£34.89
£34.89 - £34.89
£34.89
£32.25
£32.25 - £32.25
£32.25

MCS Evo Spark Plug & Head Bolt Cover Kit. Chrome for Harley-Davidson 1986-1999 Big Twin

Available

Description Chrome plated steel construction. Gives the finishing touch to your cylinder head. Quick installation; long lasting results. Fitment86-...

View full details
£34.89
£34.89 - £34.89
£34.89
£32.25
£32.25 - £32.25
£32.25
Save 8% Save %
Save 8% Save %
£18.05
£18.05 - £18.05
£18.05
£16.68
£16.68 - £16.68
£16.68

Kibblewhite KPMI, Wrist Pin Bushings. Std. for Harley-Davidson 1936-1999 Big Twin (Excl. Twin Cam) - 20-20570

Available

Description Replacement Kibblewhite Precision Machining piston pin bushings; manufactured from 100% machined SAE660 bearing bronze. Fitment36-99 Bi...

View full details
£18.05
£18.05 - £18.05
£18.05
£16.68
£16.68 - £16.68
£16.68
Save 8% Save %
£106.61 - £106.61
£106.61
£157.34
£157.34 - £157.34
£157.34

S&S Cycle Head Bolt Kit for Harley-Davidson All Evo Big Twin with S&S Heads; 1985-1990 Evo Big Twin with OEM Heads - 93-3011

Available

Description 79 retro; 80; 88; 89; 93; 96; 100 retro engines Fitment All Evo Big Twin with S&S heads 85-90 Evo Big Twin with OEM heads Product D...

View full details
£106.61 - £106.61
£106.61
£157.34
£157.34 - £157.34
£157.34
Save 1% Save %
£107.66
£107.66 - £107.66
£107.66
£106.87
£106.87 - £106.87
£106.87

S&S Cycle Head Bolt Kit for Harley-Davidson 1991-2017 Big Twin (Excl. 2017 M8) with OEM Heads - 93-3010

Available

Description 88 EVO engine; 111 Twin Cam engine Fitment91-17 Big Twin (Excl. 2017 M8) with OEM heads (NU)Product Details Brand: S&S Category: ...

View full details
£107.66
£107.66 - £107.66
£107.66
£106.87
£106.87 - £106.87
£106.87
Save 1% Save %
Save 3% Save %
£104.52
£104.52 - £104.52
£104.52
£101.33
£101.33 - £101.33
£101.33

S&S Cycle Cylinder Stud Set for 99-17 Twin Cam - 31-2340

Available

Description S&S, cylinder stud set Fitment99-17 Twin Cam (NU)Product Details Brand: S&S Category: Motor parts > Cylinder studs Unit: ...

View full details
£104.52
£104.52 - £104.52
£104.52
£101.33
£101.33 - £101.33
£101.33
Save 3% Save %
£30.10 - £30.10
£30.10
£30.10 - £30.10
£30.10

MCS Replacement XL1000 Cast Piston. +.070" for 72-85 XL1000

Available

Description Standard 9:1 compression ratio. Perfect for a stock rebuild. Piston includes the wristpin and wristpin clips. Note: Piston rings must b...

View full details
£30.10 - £30.10
£30.10
£30.10 - £30.10
£30.10
£37.20 - £37.20
£37.20
£37.20 - £37.20
£37.20

MCS Replacement 1200cc B.T. Cast Piston. Std for 41-E78 1200 cc/74" Knuckle, Pan, Shovel

Available

Description Standard 8:1 compression ratio. Perfect for a stock rebuild. Piston includes the wristpin and wristpin clips. Note: Piston rings must b...

View full details
£37.20 - £37.20
£37.20
£37.20 - £37.20
£37.20
Wiseco High-Performance Replacement Wrist Pin - S517
Sold out
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 38,32 mm (1,509") - for KTM XC 85 2008-2010 / Suzuki RM 80 1991-2001 & More Models - S517

Currently Unavailable

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94
Sold out
Wiseco High-Performance Replacement Wrist Pin - S477
Sold out
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 52,70 mm (2,075") - for Gas Gas EC 200 1999-2009 / Husaberg TE 300 2013-2014 & More Models - S477

Currently Unavailable

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94
Sold out
Wiseco High-Performance Replacement Wrist Pin - S394
Save 15% Save %
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 47,20 mm (1,860") - for Kawasaki Z 550 1982-1983 / Kawasaki KZ 550 1982-1984 & More Models - S394

Available

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94
Save 15% Save %
Wiseco High-Performance Replacement Wrist Pin - S288
Save 15% Save %
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 41,20 mm (1,622") - for Suzuki RM 80 1983-1990 / Suzuki RM 85 2002-2018 & More Models - S288

Available

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94
Save 15% Save %
Wiseco High-Performance Replacement Wrist Pin - S270
Sold out
£21.97
£21.97 - £21.97
£21.97
£18.58
£18.58 - £18.58
£18.58

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 46,70 mm (1.838") - for Aprilia RS 250 1995-2002 / Yamaha DT 125 1974-1985 & More Models - S270

Currently Unavailable

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.97
£21.97 - £21.97
£21.97
£18.58
£18.58 - £18.58
£18.58
Sold out
Wiseco High-Performance Replacement Wrist Pin - S255
Sold out
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94

Wiseco High-Performance Replacement Wrist Pin - Steel Alloy - 50,00 mm (1,968") - for Kawasaki KDX 175 1980-1982 / Kawasaki KDX 200 1986-2006 / Suzuki PE 175 1980-1984 - S255

Currently Unavailable

DescriptionHigh-Performance Replacement Wrist PinWiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high te...

View full details
£21.22
£21.22 - £21.22
£21.22
£17.94
£17.94 - £17.94
£17.94
Sold out
Wiseco Replacement Circlip - Pin - WCW24
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Pin - Silicone - Pair - for Honda NX 650 1993-2000 / Honda SLR 650 1997-1998 & More Models - WCW24

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Pin - WCW22
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Pin - Silicone - Pair - for Yamaha TT 600 1983-1991 / Yamaha XT 600 1984-1990 & More Models - WCW22

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW21
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Honda FT 500 1982-1983 / Honda XR 500 1979-1980 & More Models - WCW21

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW19
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Honda XR 250 1979-1980 / Husaberg FE 390 2010-2012 & More Models - WCW19

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW18
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Kawasaki ZX-7 1991-1995 / Kawasaki ZX-11 1990-2001 & More Models - WCW18

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW17
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Kawasaki KZ 900 1976 / Kawasaki Z 1000 1977-1980 & More Models - WCW17

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW16
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Arctic Cat Z 440 1995-1998 / Aprilia RS 250 1995-2002 & More Models - WCW16

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW15
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for Kawasaki Z 650 1977-1983 / Kawasaki Z 750 1980-1984 & More Models - WCW15

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %
Wiseco Replacement Circlip - Top End - WCW14
Save 15% Save %
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16

Wiseco Replacement Circlip - Top End - Silicone - Pair - for KTM XC 85 2008-2010 / Kawasaki Z 550 1982-1983 & More Models - WCW14

Available

DescriptionReplacement Circlip High-strength, easy -to-install circlips furnished with every piston Forged from high-silicon alloy for maximum stre...

View full details
£2.54
£2.54 - £2.54
£2.54
£2.16
£2.16 - £2.16
£2.16
Save 15% Save %

Compare products

Select 2 or 3 items to compare

Select first item to compare

Select second item to compare

Select third item to compare

Compare