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Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Applications available in 8
durable Speedmaster aluminum crank hub
but with several important modifications
Speedmaster has designed these main cap girdles to reinforce the alignment of the main caps in high performance applications and counter the limited webbing and weaknesses of those stock blocks
The LS (Gen3/4) platform has many design benefits over the earlier SBC engine designs
Pontiac 455 OEM 2 Bolt to 4 Bolt Straight Billet Steel Main Caps Applications available in 8Speedmaster billet main caps are precision CNC machined from superior quality 1025 billet steel. These extreme main cap sets consist of the center three caps. Speedmaster billet main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores, and increasing the cap's resistance to closing up under high loads.
US$ 32.00
US$ 19.20
US$ 57.30
US$ 13.00
US$ 21.00
US$ 30.00
US$ 20.00
US$ 49.95
