Collection: Engine Internals

Engine internals are the foundation of any engine build. Here you'll find pistons, crankshafts, connecting rods and bearings from brands we trust and use in our own builds. Whether you're refreshing a street engine or building something that needs to handle real power, these are parts we know work.

Oil Ring Assembly, 4.145" Bore, 3.0mm
Diamond Pistons

Oil Ring Assembly, 4.145" Bore, 3.0mm

85 SEK
SKU: DIA09-303-0089B
Available to Backorder
Oil Ring Assembly, 4.080" Bore, 3.0mm
Diamond Pistons

Oil Ring Assembly, 4.080" Bore, 3.0mm

85 SEK
SKU: DIA09-303-0081B
Available to Backorder
Oil Ring Assembly, 4.070" Bore, 3.0mm
Diamond Pistons

Oil Ring Assembly, 4.070" Bore, 3.0mm

85 SEK
SKU: DIA09-303-0080B
Available to Backorder
Oil Ring Assembly, 4.010" Bore, 3.0mm
Diamond Pistons

Oil Ring Assembly, 4.010" Bore, 3.0mm

85 SEK
SKU: DIA09-303-0074B
Available to Backorder
Second Ring, 4.440" Bore, 1/16
Diamond Pistons

Second Ring, 4.440" Bore, 1/16

237 SEK
SKU: DIA09-3021570
Available to Backorder
Second Ring, 4.440" Bore, .043
Diamond Pistons

Second Ring, 4.440" Bore, .043

237 SEK
SKU: DIA09-3021569
Available to Backorder
Second Ring, 4.565" Bore, .043
Diamond Pistons

Second Ring, 4.565" Bore, .043

237 SEK
SKU: DIA09-3021485
Available to Backorder
Second Ring, 4.500" Bore, .043
Diamond Pistons

Second Ring, 4.500" Bore, .043

237 SEK
SKU: DIA09-3021482
Available to Backorder
Second Ring, 4.470" Bore, .043
Diamond Pistons

Second Ring, 4.470" Bore, .043

237 SEK
SKU: DIA09-3021481
Available to Backorder
Second Ring, 4.565" Bore, 1/16
Diamond Pistons

Second Ring, 4.565" Bore, 1/16

237 SEK
SKU: DIA09-3021471
Available to Backorder
Second Ring, 4.500" Bore, 1/16
Diamond Pistons

Second Ring, 4.500" Bore, 1/16

237 SEK
SKU: DIA09-3021387
Available to Backorder
Second Ring, 4.470" Bore, 1/16
Diamond Pistons

Second Ring, 4.470" Bore, 1/16

237 SEK
SKU: DIA09-3021386
Available to Backorder
Second Ring, 4.375" Bore, 1/16
Diamond Pistons

Second Ring, 4.375" Bore, 1/16

237 SEK
SKU: DIA09-3021385
Available to Backorder
Second Ring, 4.170" Bore, 1.0mm 9254 Steel
Diamond Pistons

Second Ring, 4.170" Bore, 1.0mm 9254 Steel

247 SEK
SKU: DIA09-302-1243
Available to Backorder
Second Ring, 4.160" Bore, 1.0mm 9254 Steel
Diamond Pistons

Second Ring, 4.160" Bore, 1.0mm 9254 Steel

247 SEK
SKU: DIA09-302-1242
Available to Backorder
Second Ring, 4.130" Bore, 1.0mm 9254 Steel
Diamond Pistons

Second Ring, 4.130" Bore, 1.0mm 9254 Steel

247 SEK
SKU: DIA09-302-1241
Available to Backorder